Upcoming Deadlines

Range 30 days 3 months 6 months 12 months
Source EU Federal (DE) Schleswig-Holstein Mecklenburg-Vorpommern Lower Saxony Foundation Private US Foundation UK Nordic UN / Multilateral Corporate Impact Investor Philanthropic Network International
Relevance ≥70% ≥50% ≥30%
Topic Aquaculture Biodiversity Blue Economy Capacity Building Circular Economy Climate Coastal Protection Coral Reefs Education Fisheries Marine Conservation Marine Protected Areas Plastic Waste Pollution Recycling & Upcycling Research Seaweed & Algae Waste Management
Mechanism Accelerator Blended Finance Grant Investment Loan / Concessional Finance Prize Technical Assistance
Region Africa Arctic Baltic Sea Global India Mediterranean Nordic / Denmark North Sea Southeast Asia
Audience For Communities / Cooperatives For NGOs For Researchers For Startups
Funder-type Corporate Family Office Foundation Government Impact Investor Multilateral Philanthropic Network Research Council
Reset all

42 fixed deadlines, 163 rolling/open

March 2026

25.03. 5d left
About - Fondation Franklinia · Fondation Franklinia · Not specified on the website
For NGOs For Researchers Foundation Grant Global Mediterranean Biodiversity Marine Conservation Research
25.03. 5d left
Franklinia Foundation : Supporting the world's threatened trees · Franklinia Foundation (Fondation Franklinia) · Not specified on the website. Applicants should consult the Instructions for Applicants document.
For NGOs For Researchers Foundation Grant Africa Global Mediterranean Biodiversity Marine Conservation Research
25.03. 5d left
Fondation Franklinia — Conservation of Globally Threatened Trees · Fondation Franklinia · Not specified; foundation favors "reasonable budgets in relation to proposed activities" and requires 20-50% co-funding
For NGOs For Researchers Foundation Grant Mediterranean Biodiversity Climate Marine Conservation
25.03. 5d left
Call from Fondation Franklinia - TripleFunds · Fondation Franklinia · Up to $100,000 per project, covering up to 80% of project costs (minimum 20% co-funding required)
For NGOs Foundation Grant Biodiversity Marine Conservation
25.03. 5d left
Grant Call for In Situ Conservation of Globally Threatened Trees · Fondation Franklinia · Not specified on the website. Typical grant amounts not publicly disclosed.
For NGOs Foundation Grant Global Mediterranean Biodiversity Marine Conservation Research
25.03. 5d left
GEF Small Grants Programme - Libya (GEF OP8) · Global Environment Facility (GEF) / UNDP · Grants up to USD 75,000 per regular project; up to USD 150,000 for strategic projects. Typical grants range USD 25,000-50,000.
For Communities / Cooperatives For NGOs Multilateral Grant Africa Mediterranean Biodiversity Capacity Building Circular Economy Climate Marine Conservation Plastic Waste Pollution Waste Management
28.03. 8d left
Earth Journalism Network — Biodiversity Media Grants 2026 · Internews / Earth Journalism Network (EJN) · EUR 10,000–12,000 per grant; 3–4 grants expected
For NGOs Foundation Grant Africa India Southeast Asia Education Marine Conservation Research
28.03. 8d left
Internews Earth Journalism Network - Marine Conservation Media Grants · Internews / Earth Journalism Network (EJN) · Story grants plus reporting expenses; amounts vary by project
For NGOs Foundation Grant Africa India Southeast Asia Capacity Building Marine Conservation
31.03. 11d left
NFWF National Coastal Resilience Fund · National Fish and Wildlife Foundation (NFWF) · $100K-$1.5M for planning/design projects; $1M-$7M for restoration implementation projects; no strict maximum
Foundation Government Grant Global Biodiversity Coastal Protection Marine Conservation
31.03. 11d left
Caribbean BluEFin Project (CBF) · Caribbean Biodiversity Fund (CBF) — Caribbean BluEFin Project · USD 200,000–250,000 per project; co-financing in cash and/or in-kind is highly encouraged
For NGOs Foundation Grant Aquaculture Biodiversity Blue Economy Circular Economy Coral Reefs Fisheries Marine Conservation
31.03. 11d left
Save Our Seas Foundation - Keystone Grants · Save Our Seas Foundation (SOSF) · USD 10,000–100,000 per year; average USD 25,000 per annum. Biennial cycle, up to 3 years total duration with annual continuation applications possible.
For NGOs For Researchers Foundation Grant Global Biodiversity Education Marine Conservation Research
31.03. 11d left
11th Hour Racing Grant Program · 11th Hour Racing · USD 40,000–150,000 typical; average USD 75,000
For NGOs Foundation Grant Global Circular Economy Marine Conservation Plastic Waste

April 2026

08.04. 19d left
Nordic Council of Ministers: Local Synergy Projects under the Nordic Nature Programme 2026-2027
For NGOs Government Grant Arctic Nordic / Denmark Biodiversity Marine Conservation
12.04. 23d left
National Geographic Society Grants - Ocean Exploration & Discovery · National Geographic Society · Level I grants up to USD $20,000; Level II grants up to $100,000
Foundation Grant Global Education Marine Conservation Plastic Waste Research
16.04. 27d left
EU LIFE Programme - Nature-Based Solutions for Climate Resilience · European Commission - Horizon Europe (Cluster 6: Food, Bioeconomy, Natural Resources, Agriculture and Environment) · Estimated EU contribution per project: approximately €6 million. Total call budget: €18 million. Funding rate: 100%.
For NGOs For Researchers Multilateral Grant Biodiversity Blue Economy Climate Coastal Protection Marine Conservation Research
16.04. 27d left
Horizon Europe Cluster 6 - Food, Bioeconomy, Natural Resources, Agriculture and Environment · European Commission — Directorate-General for Research and Innovation (via European Research Executive Agency, REA) · EUR 14 billion total for Horizon Europe 2026-27. Circular economy and bioeconomy sub-call (HORIZON-CL6-2026-01-CIRCBIO): EUR 101 million indicative budget (single-stage, 11 topics). Two-stage circular call: EUR 28 million (2 topics on Circular Cities and Regions). Individual project grants vary by call topic — typically EUR 3-10 million per project for research consortia.
Government Research Council Grant Global Biodiversity Blue Economy Circular Economy Marine Conservation Plastic Waste Pollution Recycling & Upcycling Research Waste Management
16.04. 27d left
REA - Horizon Europe Cluster 6 Funding and Grants Portal · European Research Executive Agency (REA) / European Commission — Horizon Europe Cluster 6 · Typical Horizon Europe grants range from EUR 2-10 million per project depending on call; individual call budgets vary
For NGOs For Researchers Government Grant Global Aquaculture Biodiversity Blue Economy Circular Economy Climate Coastal Protection Marine Conservation Research
16.04. 27d left
Horizon Europe: Marine Ecosystem Underwater Noise Assessment (CL6-2026-ZEROPOLLUTION-01)
For Researchers Grant Marine Conservation Pollution Research
17.04. 28d left
OceanHub Africa Acceleration Program · OceanHub Africa · Interest-free loans of up to $30,000 USD via Blue Loop Fund (select Phase 2 participants only); additional in-kind support includes up to $75k AWS credits and up to $50k in legal/business advisory services.
For Startups Impact Investor Accelerator Loan / Concessional Finance Technical Assistance Africa Aquaculture Blue Economy Circular Economy Climate Fisheries Marine Conservation Plastic Waste Pollution
19.04. 30d left
Nippon Foundation-GEBCO Training Programme (Ocean Bathymetry Fellowship) · Nippon Foundation (Japan) / GEBCO (General Bathymetric Chart of the Oceans) · Full tuition and fees paid; annual stipend of approximately US$39,400; computer hardware, software, textbooks; one return airfare; return airfare for work experience cruise and visiting institution
For Researchers Foundation Grant Global Capacity Building Education Marine Conservation Research
21.04. 32d
LIFE Programme - Environment and Climate Action · European Commission (CINEA - European Climate, Infrastructure and Environment Executive Agency) · EUR 5.432 billion total budget (2021-2027). Individual standard action project grants typically range from EUR 500,000 to several million. Strategic projects can receive significantly more — the EU recently invested over EUR 103 million in strategic LIFE projects alone. Co-financing rate typically 60% (up to 75% for nature/biodiversity priority habitat projects).
For NGOs For Researchers For Startups Government Multilateral Grant Technical Assistance Global Biodiversity Circular Economy Climate Coastal Protection Marine Conservation Pollution Waste Management

May 2026

04.05. 45d
Nos programmes - Fondation de la Mer · Fondation de la Mer (Foundation of the Sea) · Doctoral scholarships: EUR 5,000 annually; SOS Corail project grants: amounts vary; no published general grant programme with specific amounts for external NGOs
For NGOs For Researchers Foundation Grant Prize Global Biodiversity Coastal Protection Coral Reefs Education Marine Conservation Plastic Waste Pollution Recycling & Upcycling Research
20.05. 61d
Funding opportunities - Pathways to Sustainability · Utrecht University - Pathways to Sustainability · Small financial support (Early Career Scholarship); amounts not specified for other programs
For Researchers Research Council Grant Climate Marine Conservation Research
27.05. 68d
All news - BlueInvest Community · TASC-RestoreMed / BlueInvest Community (European Commission) · €200,000–€1.4M per project (Community-Led Actions, total €7M); €100,000 per project (Transition Agendas, total €1M)
For Communities / Cooperatives For NGOs For Researchers Government Multilateral Grant Technical Assistance Mediterranean Biodiversity Blue Economy Circular Economy Coastal Protection Marine Conservation Plastic Waste Pollution Seaweed & Algae
29.05. 70d
BlueActionBANOS - Community-Led Actions for Ocean Restoration · BlueActionBANOS (Horizon Europe Mission Ocean and Waters) · EUR 200,000 to EUR 2 million per Community-Led Action consortium; maximum EUR 500,000 per single entity within a consortium
For NGOs For Researchers Government Grant Baltic Sea North Sea Biodiversity Blue Economy Coastal Protection Marine Conservation Pollution
29.05. 70d
BlueActionBANOS - Baltic and North Sea Ocean Restoration · BlueActionBANOS (EU-funded project, coordinated by Submariner Network / FoodBioCluster.dk) · Community-Led Actions: EUR 200,000 to EUR 2 million; Transition Agendas: up to EUR 100,000 each
For NGOs Government Multilateral Grant Technical Assistance Baltic Sea North Sea Aquaculture Biodiversity Blue Economy Circular Economy Coastal Protection Fisheries Marine Conservation Pollution
29.05. 70d
European Science Foundation — Blue Action (Atlantic-Arctic Ocean Research) · BlueActionAA Consortium (led by Marine Institute, managed by European Science Foundation; funded by Horizon Europe) · Community-Led Action Call: EUR 200,000 to EUR 2,000,000 per project (total budget EUR 7M). Transition Agenda Call: up to EUR 100,000 per roadmap (at least 20 funded). Maximum per single organization EUR 500,000.
For Communities / Cooperatives For NGOs Government Grant Arctic Biodiversity Blue Economy Coastal Protection Marine Conservation Pollution
29.05. 70d
BlueActionBANOS Open Call for Community-Led Actions · BlueActionBANOS (EU-funded, Grant Agreement 101217604) · €200,000 to €2,000,000 per consortium (100% funding rate), max €500,000 per individual entity. Lump sum payments based on deliverables.
For Communities / Cooperatives For NGOs For Researchers Multilateral Grant Baltic Sea North Sea Aquaculture Biodiversity Blue Economy Climate Coastal Protection Marine Conservation Pollution
29.05. 70d
Funding Opportunities Now Open for Baltic and North Sea ... · BlueActionBANOS / EU Mission Ocean and Waters (CINEA) · Community-Led Actions: €200,000 to €2 million per action (max €500,000 per single entity). Transition Agendas: up to €100,000 per agenda (max €60,000 per single entity).
For Communities / Cooperatives For NGOs For Researchers Multilateral Grant Baltic Sea North Sea Aquaculture Biodiversity Blue Economy Capacity Building Circular Economy Climate Coastal Protection Fisheries Marine Conservation Plastic Waste Pollution
31.05. 72d
Save Our Seas Foundation - Small Grants · Save Our Seas Foundation (SOSF) · Up to USD 10,000; average USD 5,000. Funding awarded for one financial year only (12-18 months project duration).
For Researchers Foundation Grant Global Biodiversity Education Marine Conservation Research

June 2026

10.06. 82d
Environment and Natural Values Related to Possible Future Mineral ... · The Research Council of Norway (Forskningsradet) · NOK 8,000,000–16,000,000 per project; total call budget NOK 50,000,000. Projects are for research organisations.
For Researchers Research Council Grant Arctic Nordic / Denmark Biodiversity Marine Conservation Research
17.06. 89d
EU Blue Partnership for Sustainable Blue Economy · Sustainable Blue Economy Partnership (SBEP) / European Commission Horizon Europe · Total call budget approximately EUR 43.5 million pooled from 38 funding organisations across 28 countries; individual project budgets depend on national/regional funder rules
For NGOs For Researchers Multilateral Grant Baltic Sea Global North Sea Aquaculture Blue Economy Coastal Protection Fisheries Marine Conservation Research
17.06. 89d
EU Blue Partnership - Transitioning Blue Economy Sectors · Sustainable Blue Economy Partnership (EU Horizon Europe) · Total call budget approx. EUR 43.5 million pooled from 38 national/regional funding organisations and EU co-funding; individual project funding determined by national rules
For Researchers Multilateral Grant Baltic Sea Nordic / Denmark North Sea Aquaculture Blue Economy Coastal Protection Fisheries Marine Conservation Research Seaweed & Algae
17.06. 89d
Sustainable Blue Economy Partnership (SBEP) · Sustainable Blue Economy Partnership (SBEP) — Horizon Europe co-funded partnership coordinated by Italy (Ministry of Universities and Research) with Norway as co-coordinator · Third call: €43.5 million total. €450 million total planned investments over 7 years across all six calls.
For Researchers Multilateral Grant Baltic Sea North Sea Aquaculture Biodiversity Blue Economy Coastal Protection Fisheries Marine Conservation Pollution Research

July 2026

10.07. 112d
Ocean Exchange Awards · Ocean Exchange · Three Neptune Awards of USD 100,000 each (non-dilutive); Collegiate Awards of USD 10,000 each for student innovators
For Startups Philanthropic Network Prize Global Biodiversity Blue Economy Circular Economy Marine Conservation Plastic Waste Pollution
31.07. 133d
NATO Science for Peace and Security Programme — Annual Calls for Proposals · NATO Science for Peace and Security (SPS) Programme · EUR 50,000–400,000; Multi-Year Projects up to EUR 400K, events (workshops, training courses) smaller
For NGOs Government Grant Nordic / Denmark Marine Conservation Pollution Research
31.07. 133d
UEFA Foundation for Children – Annual Call for Projects · UEFA Foundation for Children · Amount not publicly specified; grants awarded annually to 60-70 projects worldwide
For NGOs Foundation Grant Africa Global Capacity Building Education Marine Conservation

August 2026

28.08. 161d
Nessling Foundation - Doctoral Thesis Funding (Environmental) · Maj and Tor Nessling Foundation · EUR 30,000/year personal grant (EUR 2,500/month), max 4 years (EUR 120,000 total). Research costs may be applied in addition. Total pool: EUR 3,250,000 for general call 2026 (shared across all grant types).
For Researchers Foundation Grant Nordic / Denmark Biodiversity Climate Marine Conservation Research
31.08. 164d
Interreg South Baltic Programme 2021-2027 - Circular Ocean-bound Plastic · Interreg South Baltic Programme 2021-2027 (EU ERDF) · EUR 2,021,978.40 ERDF co-financing (80% of total project budget EUR 2,527,473)
For NGOs For Researchers Government Multilateral Grant Baltic Sea Blue Economy Capacity Building Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling Waste Management

September 2026

01.09. 165d
Darwin Initiative · Darwin Initiative (UK Government / Department for Environment, Food and Rural Affairs - Defra) · Extra: GBP 800,000–5,000,000 (2–5 years); Main: GBP 100,000–800,000 (1–5 years); Innovation: GBP 10,000–200,000 (1–2 years); Capability & Capacity: GBP 50,000–200,000 (1–2 years)
For NGOs For Researchers Government Grant Africa Global India Southeast Asia Biodiversity Capacity Building Coastal Protection Marine Conservation
01.09. 165d
LIFE 2026 Calls for Proposals - Upcoming · European Commission / CINEA — EU LIFE Programme · Not specified; funding amounts will be published with the official calls on 21 April 2026.
For NGOs For Researchers Government Multilateral Grant Biodiversity Circular Economy Climate Marine Conservation Pollution Waste Management
15.09. 179d
Ocean Exchange Collegiate Awards · Ocean Exchange · $10,000 USD non-dilutive prize per Collegiate Award winner. Multiple awards offered (in 2025: Ocean Exchange Collegiate Award + Guy Harvey Foundation Collegiate Award, each $10,000 USD).
For Startups Foundation Accelerator Prize Global Blue Economy Marine Conservation

Rolling / Open Deadlines

periodic
EPPIC — End Plastic Pollution International Collaborative Grant Program · EPPIC — End Plastic Pollution International Collaborative (IUCN / Aspen Institute / The Ocean Foundation / Searious Business / U.S. State Department) · 2024 RFPs closed. Next RFP round not yet announced. Subscribe at eppic.global for updates.
For Communities / Cooperatives For NGOs Multilateral Grant Africa Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling Waste Management
periodic
Marine Nature Conservation Fund (DBU/BMUV) - Meeresschutzfonds · Bundesministerium für Umwelt, Klimaschutz, Naturschutz und nukleare Sicherheit (BMUKN) / Zukunft-Umwelt-Gesellschaft (ZUG) gGmbH · 2025 call closed (deadline not specified on page). Future calls not yet announced.
For NGOs Government Grant Global Capacity Building Circular Economy Marine Conservation Plastic Waste Pollution Waste Management
periodic
Prince Albert II of Monaco Foundation — Call for Projects · Prince Albert II of Monaco Foundation · 2025 call closed — 2026 call timing unknown
For NGOs Foundation Grant Global Marine Conservation Plastic Waste Pollution
Rolling
Ethics Charter - Fondation Prince Albert II de Monaco · Fondation Prince Albert II de Monaco (PA2F) · 2025 call closed; next call expected annually (check website)
For NGOs Foundation Grant Africa Global Mediterranean Biodiversity Climate Coral Reefs Marine Conservation Marine Protected Areas Research
Rolling
Fondation Prince Albert II de Monaco · Fondation Prince Albert II de Monaco · 2025 call closed; next call expected annually (typically opens mid-year)
For NGOs For Researchers Foundation Grant Global Mediterranean Biodiversity Blue Economy Climate Coastal Protection Coral Reefs Marine Conservation Marine Protected Areas
Rolling
Our Ocean 2024: Alongisde the Foundation funders Pledge 60.8 ... · Prince Albert II of Monaco Foundation (FPA2) & Partners · 2025 call closed; results by March 31, 2026. Future calls expected annually.
For NGOs Family Office Foundation Philanthropic Network Grant Mediterranean Biodiversity Climate Marine Conservation Marine Protected Areas
Rolling
Prince Albert II of Monaco Foundation Grant Program - fundsforNGOs · Prince Albert II of Monaco Foundation · 2025 call is closed. Results communicated by March 31, 2026. Next call expected in 2026.
For NGOs For Researchers Foundation Grant Africa Arctic Global Mediterranean Southeast Asia Biodiversity Blue Economy Climate Coral Reefs Marine Conservation Marine Protected Areas
periodic
Global Ghost Gear Initiative (GGGI) - Small Grants Program · Ocean Conservancy / Global Ghost Gear Initiative (supported by Norwegian government) · 2025 round recently closed; 2026 round not yet announced. Watch ghostgear.org/news
Marine Conservation Plastic Waste Pollution
Rolling
LIFE Programme Multi-Annual Work Programme 2025-2027 Overview · European Commission – LIFE Programme · 2025–2027 (rolling calls; specific call deadlines published on EU Funding & Tenders Portal)
For NGOs For Researchers For Startups Government Multilateral Grant Biodiversity Circular Economy Climate Marine Conservation Plastic Waste Pollution Recycling & Upcycling Waste Management
periodic
TotalEnergies Foundation — Marine & Coastal Environment Programme · TotalEnergies Foundation · 2026 call open from 5 February 2026; check fondation.totalenergies.com for deadline
For NGOs Corporate Grant Blue Economy Capacity Building Marine Conservation
periodic
The Earthshot Prize · The Prince of Wales Charitable Fund (Earthshot Prize) · 2026 nominations largely closed (most nominators had Oct-Dec 2025 deadlines). 2027 cycle expected to open mid-2026.
Climate Marine Conservation Plastic Waste Pollution
periodic
Miljøstøtte til Arktis (DANCEA) — Danish Arctic Environmental Support · Miljøstyrelsen (Danish Environmental Protection Agency) · 2026 round expected to open June 2026, close mid-September 2026. 2025 round: June 25 – September 24, 2025.
For NGOs Government Grant Arctic Nordic / Denmark Capacity Building Marine Conservation Plastic Waste Pollution
periodic
OceanHub Africa — Call for Bold Ideas in Plastic Circularity (Pan-African) · OceanHub Africa & The Coca-Cola Foundation (TCCF) · 2026 round: February 15, 2026 (CLOSED). 2027 round expected — monitor oceanhub.africa from Q4 2026.
For NGOs For Startups Foundation Accelerator Grant Africa Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling
Rolling
Interreg North Sea Region Programme 2021-2027 · Interreg North Sea Region Programme (EU / Interact) · 2026-2027 calls to be announced
For NGOs For Researchers Government Multilateral Grant North Sea Biodiversity Blue Economy Circular Economy Climate Coastal Protection Marine Conservation Plastic Waste Pollution
periodic
OCEAN Grant Programme UK - Marine Community Grants · UK FCDO / Defra (Blue Planet Fund) · 2026-Q2
For Communities / Cooperatives For NGOs Government Grant Africa India Southeast Asia Blue Economy Marine Conservation Plastic Waste Waste Management
Rolling
Spain — Biodiversity Foundation - Terra Viva Grants · Fundación Biodiversidad (Biodiversity Foundation) — Spain · Annual call for proposals; specific deadline published per round
For NGOs Government Grant Global Biodiversity Capacity Building Climate Coastal Protection Marine Conservation
Rolling
BSAP Fund (Baltic Sea Action Plan Fund) by Nefco · Nefco / Nordic Investment Bank (NIB) — BSAP Fund · Annual call — 2025 round closed (deadline: 18 April 2025). Next call expected early 2026 (not yet announced as of March 2026).
For NGOs For Researchers For Startups Government Multilateral Grant Baltic Sea Biodiversity Blue Economy Climate Coastal Protection Fisheries Marine Conservation Plastic Waste Pollution Research
Rolling
LIFE Programme 2025-2027 Multi-Annual Work Programme (Official Document) · European Commission / CINEA (European Climate, Infrastructure and Environment Executive Agency) · Annual calls throughout 2025, 2026, and 2027
For Communities / Cooperatives For NGOs For Researchers Government Blended Finance Grant Prize Technical Assistance Biodiversity Capacity Building Circular Economy Climate Coastal Protection Marine Conservation Pollution Recycling & Upcycling Research Waste Management
periodic
PADI AWARE Foundation Community Grant Program · PADI AWARE Foundation · Annual cycle. 2025 cycle: applications closed October 3, 2025. Next 2026 cycle expected to open September 2026.
For NGOs Foundation Grant Global Marine Conservation Plastic Waste Waste Management
periodic
GGGI Small Grants Program — Ghost Gear Removal · Global Ghost Gear Initiative (GGGI) / Ocean Conservancy · Annual cycle; 2026 call not yet announced. 2025 grants already awarded. Monitor ghostgear.org for 2026 opening.
For NGOs Multilateral Grant Global Capacity Building Marine Conservation Plastic Waste
periodic
Fondation de France launches the Ocean 2025 programme · Annual — Ocean 2025 programme runs annual project calls; next cycle expected 2026
For NGOs Foundation Grant Aquaculture Biodiversity Climate Coastal Protection Fisheries Marine Conservation
periodic
Fondation de France launches its Ocean 2025 Initiative! · Annual — Ocean 2025 programme runs annual project calls; next cycle expected 2026
For NGOs Foundation Grant Biodiversity Climate Coastal Protection Marine Conservation
periodic
Dutch Postcode Lottery | IFAW · Annual — charities apply yearly; selection cycle typically December-January
For NGOs Philanthropic Network Grant Global Biodiversity Marine Conservation
periodic
Funders - DCNA - Dutch Caribbean Nature Alliance · Annual — charities apply yearly; selection cycle typically December-January
For NGOs Foundation Grant Biodiversity Capacity Building Marine Conservation Marine Protected Areas
periodic
National Postcode Lottery - Peace Parks Foundation · Annual — charities apply yearly; selection cycle typically December-January
For NGOs Philanthropic Network Grant Africa Biodiversity Marine Conservation
periodic
Dutch Postcode Lottery Supports - Sea Shepherd Global · Annual — charities apply yearly; selection cycle typically December-January
For NGOs Philanthropic Network Grant Global Biodiversity Climate Marine Conservation
periodic
Oceanic Society - Expedition Impact Program Conservation Grants · Oceanic Society · Annual, Spring deadline: February 1 (awards announced March 15); Fall deadline: August 1 (awards announced September 15). Rolling consideration for time-sensitive opportunities from active expedition partners.
For NGOs Foundation Grant Global Biodiversity Marine Conservation Plastic Waste
periodic
GreenWave - Kelp Climate Fund Grants for Ocean Farmers · GreenWave · Annual, applied seasonally before each farming season (typically fall/autumn)
For Startups Foundation Grant Aquaculture Climate Marine Conservation Seaweed & Algae
periodic
Pew-Gerstner Fellowships in Ocean Plastics Research · Annual, by nomination — 3 fellows to be selected over 2 years from 2025; no open application portal
For Researchers Foundation Grant Global Marine Conservation Plastic Waste Pollution Research
periodic
Heinz Sielmann Foundation - Biodiversity Conservation · Heinz Sielmann Stiftung · Annual, four rounds: January 31, April 4, June 15, September 30
For NGOs Foundation Grant Biodiversity Marine Conservation
periodic
Alandsbanken Baltic Sea Project · Ålandsbanken Baltic Sea Project · Annual, typically January 1 - February 28
For NGOs For Researchers Corporate Grant Baltic Sea Biodiversity Marine Conservation Pollution Research
periodic
[PDF] Spain's Biodiversity Foundation And its Pleamar Programme · Annual, typically July — 2025 call closed 28 July 2025; 2026 call expected May-July 2026
For NGOs For Researchers Government Grant Mediterranean Aquaculture Biodiversity Blue Economy Fisheries Marine Conservation Marine Protected Areas Plastic Waste Waste Management
periodic
Icelandic Research Fund (Rannis) · Rannís – The Icelandic Centre for Research · Annual, typically June (2025 deadline was June 13)
For Researchers Government Grant Nordic / Denmark Fisheries Marine Conservation Research
periodic
The Polar Initiative - Fondation Prince Albert II de Monaco · Annual, typically June — 2025 call closed 30 June 2025; 2026 call expected June 2026
For NGOs For Researchers Foundation Grant Technical Assistance Arctic Biodiversity Capacity Building Climate Marine Conservation Research
periodic
Pew Fellows Program in Marine Conservation · The Pew Charitable Trusts · Annual, typically announced in March
For Researchers Foundation Grant Global Biodiversity Coral Reefs Fisheries Marine Conservation Marine Protected Areas Research
periodic
Nefco - the Nordic Green Bank | Accelerating the green ... · Nefco — Nordic Green Bank (Baltic Sea Action Plan Fund) · Annual, typically early in calendar year (2025 round awarded eight projects for 2026 start)
Multilateral Grant Loan / Concessional Finance Africa Baltic Sea Nordic / Denmark Biodiversity Blue Economy Climate Marine Conservation Pollution
periodic
Mesoamerican Reef Fund (MAR Fund) · MAR Fund (Mesoamerican Reef Fund) · Annual, typically mid-year (18th RFP deadline was September 9, 2025)
For NGOs For Researchers Foundation Grant Biodiversity Coral Reefs Fisheries Marine Conservation Marine Protected Areas
periodic
UNDP Equator Initiative - Equator Prize · United Nations Development Programme (UNDP) - Equator Initiative · Annual, typically with nominations open in early-mid year and award ceremony in December
For Communities / Cooperatives Multilateral Prize Global Biodiversity Capacity Building Climate Marine Conservation
periodic
Green Program for Transition of Fisheries and Aquaculture (Denmark) · Styrelsen for Fødevarer, Landbrug og Fiskeri (LFST) – Danish Agency for Food, Agriculture and Fisheries · Annual, with October application round (October 2025 was the last announced round)
Government Grant Nordic / Denmark Aquaculture Biodiversity Fisheries Marine Conservation
periodic
Whitley Fund for Nature (Whitley Awards) · Whitley Fund for Nature (WFN) · Annual. 2026 applications now closed. Typically opens mid-year for following year awards ceremony in May.
For NGOs Foundation Grant Prize Global Biodiversity Coastal Protection Marine Conservation Marine Protected Areas
periodic
The Foundation's activities and allocations in 2022 · Annual; last deadline 2025-05-08 (via stiftkgj.no)
Foundation Grant Nordic / Denmark Marine Conservation Research
periodic
Home · Annual; last deadline 2025-05-08 for K.G. Jebsen Centres for Medical Research
Foundation Grant Nordic / Denmark Blue Economy Marine Conservation Research
Rolling
NGO Support Programme (Verbaendefoerderung BMUV) · Bundesministerium für Umwelt, Klimaschutz, Naturschutz und nukleare Sicherheit (BMUKN / formerly BMUV) · Applications for 2027 projects expected to open May 2026. Deadline for 2026 projects was July 31, 2025 (closed).
For NGOs Government Grant Biodiversity Capacity Building Education Marine Conservation
periodic
TotalEnergies Foundation — 2026 Call · TotalEnergies Foundation · Applications open from 5 February 2026 — deadline not confirmed
Foundation Global Climate Marine Conservation
Rolling
Wilhelmsen Foundation - Ocean Conservation · Tom Wilhelmsen's Foundation (TWS) · April 15 / October 15 (recurring twice yearly)
For NGOs For Researchers Foundation Grant Nordic / Denmark Capacity Building Climate Education Marine Conservation Recycling & Upcycling Research
Rolling
[PDF] Financing projects benefiting the Baltic Sea · NEFCO (Nordic Environment Finance Corporation) · April 18, 2025 (most recent call)
For NGOs For Researchers Multilateral Grant Baltic Sea Biodiversity Climate Marine Conservation Pollution
periodic
Rolex Awards for Enterprise · Rolex · Biennial, applications typically open every two years. Last cycle: 2023 laureates selected. Next round not yet announced.
Corporate Prize Global Biodiversity Climate Marine Conservation
Rolling
Interreg North Sea Programme 2021-2027 · Interreg North Sea Programme (EU ERDF co-funded) · Call 6 deadline: March 2027. Earlier calls closed. Check programme website for current open calls.
Government Grant Nordic / Denmark North Sea Biodiversity Circular Economy Marine Conservation
periodic
Interreg North Sea Region - Calls for Projects Portal · Interreg North Sea Programme (European Regional Development Fund) · Call 6 opens December 2026; ongoing programme with periodic calls
For NGOs Multilateral Grant North Sea Biodiversity Blue Economy Circular Economy Climate Marine Conservation Pollution
periodic
Norway Development Assistance Program Against Marine Litter - SDG Partnership · Government of Norway (Norad — Norwegian Agency for Development Cooperation) · Call for proposals Stage 1 (concept notes) deadline: September 2025 (first phase of new programme); monitor norad.no for 2026 calls
For NGOs Government Grant Africa Global Southeast Asia Blue Economy Capacity Building Circular Economy Marine Conservation Plastic Waste Pollution Recycling & Upcycling Waste Management
Rolling
KIMO Denmark Coastal Lottery - Incentivized Beach Cleanup Program · KIMO Denmark (Kommunernes Internationale Miljøorganisation) · December (annual prize draw)
For Communities / Cooperatives Government Prize Baltic Sea Nordic / Denmark Marine Conservation Plastic Waste Pollution
Rolling
Programme | VLIZ Marine Science Day · Flanders Marine Institute (VLIZ) · December 31 (annual cycle)
For Researchers Research Council Grant Prize Biodiversity Climate Marine Conservation Research
Rolling
Vancouver Aquarium Ocean.org - Ocean Action Grants · Ocean Wise (ocean.org) / Canada Service Corps · December 4, 2026 (final report deadline; applications accepted on rolling basis)
For Communities / Cooperatives Foundation Grant Capacity Building Education Marine Conservation Plastic Waste
periodic
NOAA Marine Debris Program — Grants · NOAA (National Oceanic and Atmospheric Administration), US federal government · FY2026 not yet announced. Sign up for NOAA Marine Debris Program newsletter
Marine Conservation Plastic Waste Pollution
periodic
FCDO Blue Planet Fund — OCEAN Grants Programme · FCDO (UK Government) via Blue Planet Fund · First call opened February 2024. Status of 2026 round unknown — direct verification needed
Marine Conservation Plastic Waste Pollution Waste Management
Rolling
Interreg Baltic Sea Region Programme 2021-2027 · Interreg Baltic Sea Region Programme 2021-2027 (IB.SH / EU Cohesion Policy) · Future calls expected 2026-2027; second call for project platforms closed November 2025
For NGOs For Researchers Government Multilateral Grant Baltic Sea Biodiversity Blue Economy Capacity Building Circular Economy Climate Marine Conservation Plastic Waste Research
Rolling
Global Seaweed Coalition: Homepage · Global Seaweed Coalition (Lloyd's Register Foundation) · January 20, 2024 (most recent call; new calls expected bi-annually)
For NGOs For Researchers For Startups Foundation Multilateral Grant Technical Assistance Global Aquaculture Blue Economy Capacity Building Marine Conservation Research Seaweed & Algae
Rolling
About us - Global Seaweed Coalition · Global Seaweed Coalition (Safe Seaweed Coalition) / Lloyd's Register Foundation · January 20, 2024 (most recent call; new rounds expected but not yet announced)
For NGOs For Researchers Foundation Multilateral Grant Technical Assistance Global Aquaculture Blue Economy Capacity Building Marine Conservation Research Seaweed & Algae
periodic
Save Our Seas Foundation - Funding Guidelines · Save Our Seas Foundation (SOSF) · Keystone Grants Stage I opens March-April 2026; Small Grants Stage I opens May 2026; applications are currently closed
For Researchers Foundation Grant Global Biodiversity Education Marine Conservation Research
Rolling
Canada Project Finance for Permanence - Great Bear Sea · Government of Canada (Fisheries and Oceans Canada / Environment and Climate Change Canada), Province of British Columbia, Philanthropic Foundations · Launched June 25, 2024. Long-term program operating over 20+ years.
For Communities / Cooperatives Government Blended Finance Biodiversity Coastal Protection Fisheries Marine Conservation Marine Protected Areas
Rolling
How we work · Stiftelsen Kristian Gerhard Jebsen (Kristian Gerhard Jebsen Foundation) · May 8, 2025 at 12:00 noon (for 2025 medical research centres call)
For Researchers Foundation Grant Nordic / Denmark Blue Economy Marine Conservation Research
Rolling
SIDA Sweden Environmental and Climate Programs · Sida – Swedish International Development Cooperation Agency · Next large CSO grant call planned for 2027
For NGOs For Researchers Government Grant Technical Assistance Africa Global Southeast Asia Capacity Building Circular Economy Climate Marine Conservation Plastic Waste Pollution Waste Management
periodic
UNDP Ocean Innovation Challenge · UNDP (with Sweden and Norway support) · No active call as of March 2026 — all 4 rounds closed. Round 5 expected; monitor oceaninnovationchallenge.org
For NGOs Multilateral Grant Global Blue Economy Marine Conservation Plastic Waste
Rolling
Interreg Baltic Sea Region Programme 2021-2027 · Interreg Baltic Sea Region Programme (European Union / IB.SH Schleswig-Holstein) · No calls currently open. Results for third call (small projects) and second call (project platform) expected spring 2026.
For NGOs For Researchers Government Multilateral Grant Baltic Sea Nordic / Denmark Biodiversity Blue Economy Circular Economy Climate Marine Conservation Pollution Research Waste Management
Rolling
EU Baltic Sea Strategy | dma.dk · European Union / Danish Maritime Authority (EUSBSR) · No calls currently open. Results from third call for small projects expected spring 2026.
For NGOs For Researchers Government Multilateral Grant Technical Assistance Baltic Sea Nordic / Denmark Blue Economy Climate Coastal Protection Marine Conservation Pollution
Rolling
Interreg South Baltic Programme - Calls for Proposals · Interreg South Baltic Programme (EU / Joint Secretariat) · No open call as of March 2026; next call expected mid-2026 based on ~2 calls/year cadence
For NGOs For Researchers Government Multilateral Grant Baltic Sea Aquaculture Biodiversity Blue Economy Capacity Building Circular Economy Climate Coastal Protection Marine Conservation Plastic Waste Pollution Seaweed & Algae Waste Management
Rolling
Resilient Mediterranean Sea - Adessium Foundation · Adessium Foundation · No open call deadline — foundation works through strategic partnerships and invited grantees
For NGOs Family Office Foundation Grant Technical Assistance Mediterranean Biodiversity Blue Economy Fisheries Marine Conservation Marine Protected Areas
Rolling
Adidas — Parley for the Oceans · Adidas / Parley for the Oceans · No open call — contact Parley
Corporate Global Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling
Rolling
Zennström Philanthropies · Zennström Philanthropies · No open call — invitation-only grantmaking; no published deadline
For NGOs Family Office Foundation Grant Technical Assistance Baltic Sea Nordic / Denmark Biodiversity Blue Economy Climate Coastal Protection Marine Conservation Pollution Research
Rolling
Maersk — Sustainability / Ocean Plastic · A.P. Moller - Maersk A/S · No open call — partnership proposal required
Corporate Global Nordic / Denmark Marine Conservation
Rolling
Orsted — Green Fund / Marine Sustainability · Orsted A/S · No open call — sponsorship applications via orsted.com/sponsorships-and-partnerships
For NGOs Corporate Nordic / Denmark Biodiversity Marine Conservation
Rolling
Green Climate Fund (GCF) · Green Climate Fund (GCF) · No open competitive call for NGOs; rolling project concept submissions via Accredited Entities or NDAs
For NGOs For Researchers Multilateral Blended Finance Grant Loan / Concessional Finance Africa Global India Southeast Asia Biodiversity Blue Economy Capacity Building Climate Coastal Protection Marine Conservation Waste Management
Rolling
TNC SOAR - Supporting Oyster Aquaculture and Restoration · The Nature Conservancy (TNC) & The Pew Charitable Trusts · Not specified — Purchase Program currently not accepting applications; Resiliency Fund operates on rolling submissions
For Startups Foundation Grant Aquaculture Biodiversity Coastal Protection Fisheries Marine Conservation
periodic
Interreg Deutschland-Danmark Programme 2021-2027 · Interreg Deutschland-Danmark Programme (EU/ERDF) · November 2025 was likely the last call for the 2021-2027 period as remaining funds (~10%) are nearly exhausted. Priority 3 (Attractive Region) is already closed.
Government Grant Baltic Sea Nordic / Denmark North Sea Blue Economy Circular Economy Climate Coastal Protection Marine Conservation
periodic
Pew Marine Fellows Program · The Pew Charitable Trusts · Periodic (annual cycle, nomination-based; no open call)
For Researchers Foundation Grant Global Biodiversity Marine Conservation Research
periodic
Basel Convention Plastic Waste Amendments · Basel Convention / UNEP (administered via Basel/Stockholm Convention Regional Centres, funded by Norway/Sweden/EU) · Periodic - linked to SGP annual rounds administered by the Basel Convention Secretariat
For NGOs Multilateral Grant Technical Assistance Africa Global India Southeast Asia Circular Economy Marine Conservation Plastic Waste Pollution Waste Management
periodic
European Environment Initiative (EURENI) - ZUG Germany · Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection (BMUKN), Germany - administered by ZUG gGmbH · Periodic annual calls - check z-u-g.org/en/eureni for current open call
For NGOs For Researchers Government Grant Baltic Sea Nordic / Denmark Biodiversity Capacity Building Circular Economy Climate Marine Conservation Plastic Waste Pollution Waste Management
periodic
Interreg Aurora Programme 2021-2027 (formerly Northern Periphery and Arctic) · Interreg Aurora Programme (EU/ERDF and national co-funding) · Periodic calls; currently in 7th call round (as of early 2026). Calls announced on programme website and social media.
For NGOs Government Grant Arctic Nordic / Denmark Biodiversity Climate Coastal Protection Marine Conservation
periodic
BalticWaters Foundation - ReCod & Thriving Bays Projects · BalticWaters Foundation · Periodic — call announced on website when open; currently paused pending completion of ongoing funded projects
For Researchers Foundation Grant Baltic Sea Biodiversity Fisheries Marine Conservation Research
periodic
StartBlue Ocean Enterprise Accelerator (VentureWell/Scripps) · VentureWell / NOAA IOOS · Periodic, Spring and Fall cohorts annually (Spring 2026 Stage 0 deadline: April 7, 2026)
For Researchers For Startups Foundation Accelerator Grant Aquaculture Blue Economy Marine Conservation
periodic
Green Transition of Fisheries - Denmark (Marine and Fisheries Programme 2021-2027) · Styrelsen for Fødevarer, Landbrug og Fiskeri (Danish Agency for Food, Agriculture and Fisheries) / European Maritime, Fisheries and Aquaculture Fund (EMFAF) · Periodic, annual rounds. Last marine litter round: May 1 – September 15, 2024 (now closed). Upcoming rounds announced on fiskeristyrelsen.dk.
Government Grant Nordic / Denmark Biodiversity Climate Fisheries Marine Conservation Plastic Waste Pollution Waste Management
periodic
Blue Action Fund Grant Programme · Blue Action Fund · Periodic, per Call for Proposals (currently no open or upcoming calls)
For NGOs Foundation Grant Africa Global Southeast Asia Biodiversity Coastal Protection Fisheries Marine Conservation Marine Protected Areas
periodic
MARiNAO - Marine Research in the North Atlantic Ocean Program · Research Council Faroe Islands (Granskingarráðið), funded by Danish Government · Periodic, typically February (2025 call deadline: 17 February 2025)
Research Council Grant Arctic Nordic / Denmark Biodiversity Fisheries Marine Conservation Research
periodic
Interreg Central Baltic Programme 2021-2027 · Interreg Central Baltic Programme (European Regional Development Fund) · Periodic, typically annual calls; Fifth Call closed in 2025, next call anticipated in 2026
For NGOs Government Grant Baltic Sea Biodiversity Circular Economy Coastal Protection Marine Conservation Plastic Waste Pollution
periodic
Rolex Awards for Enterprise - Environment and Exploration · Rolex (Rolex Perpetual Planet Initiative) · Periodic, typically every two years. Most recent cycle: 2023 laureates. Next cycle expected circa 2025-2026.
Corporate Prize Global Biodiversity Marine Conservation Research
periodic
EMFAF Denmark - Danish Agency for Fisheries (LFST) · Styrelsen for Fødevarer, Landbrug og Fiskeri (LFST) — Agency for Food, Agriculture and Fisheries of Denmark · Periodic, varies by scheme
Government Grant Nordic / Denmark Aquaculture Blue Economy Fisheries Marine Conservation Plastic Waste
periodic
EMFAF Sweden - Swedish Agency for Marine and Water Management (HaV) · Havs- och vattenmyndigheten (HaV) — Swedish Agency for Marine and Water Management · Periodic, varies by scheme (current open call: 27 March 2026 for lost fishing gear funding)
For NGOs Government Grant Baltic Sea Nordic / Denmark North Sea Biodiversity Coastal Protection Fisheries Marine Conservation Plastic Waste Pollution
periodic
Schmidt Marine Technology Partners · Schmidt Marine Technology Partners (Schmidt Family Foundation) · Portal closed for 2025. Reopening early 2026 — check schmidtmarine.secure-platform.com
For NGOs For Researchers For Startups Foundation Grant Global Blue Economy Marine Conservation Pollution Research
periodic
Ocean Risk and Resilience Action Alliance (ORRAA) · Government of Canada + ORRAA Secretariat (Ocean Risk & Resilience Action Alliance) · Previous call closed; watch for new call 2026
Climate Marine Conservation Plastic Waste Pollution
periodic
Baltic Sea Neighbourhood Programme (BSNP) - Swedish Institute · Swedish Institute (Svenska institutet) · Programme currently closed; new consolidated programme launching March 2026
For NGOs For Researchers Government Grant Baltic Sea Nordic / Denmark Biodiversity Blue Economy Capacity Building Circular Economy Climate Coastal Protection Marine Conservation Pollution Research Waste Management
periodic
KfW Development Bank Marine Litter Reduction Initiative · KfW Development Bank (on behalf of the German Federal Government), channelled through Caribbean Biodiversity Fund (CBF) · Programme runs until 2028; individual sub-grant deadlines managed by Caribbean Biodiversity Fund
For NGOs Government Multilateral Grant Global Biodiversity Blue Economy Capacity Building Circular Economy Education Marine Conservation Plastic Waste Pollution Recycling & Upcycling Waste Management
Rolling
Federal Programme for Biological Diversity (Bundesprogramm Biologische Vielfalt) · German Federal Ministry for the Environment (BMUV) / Federal Agency for Nature Conservation (BfN) · Rolling
For Communities / Cooperatives For NGOs For Researchers Government Grant Baltic Sea North Sea Biodiversity Climate Coastal Protection Marine Conservation
Rolling
DBU General Project Funding - Environmental Protection · Deutsche Bundesstiftung Umwelt (DBU) · Rolling
For NGOs For Researchers For Startups Foundation Grant Biodiversity Capacity Building Circular Economy Climate Education Marine Conservation Pollution Recycling & Upcycling Research Waste Management
Rolling
UN Decade of Ocean Science for Sustainable Development · UNESCO/IOC — endorsement only, no direct funding · Rolling (Decade Contributions)
Marine Conservation Pollution
Rolling
Gordon and Betty Moore Foundation - Environmental Conservation Program (Marine) · Gordon and Betty Moore Foundation · Rolling (invitation-only, inquiry-driven)
For NGOs For Researchers Foundation Grant Arctic Global Biodiversity Climate Coastal Protection Fisheries Marine Conservation Marine Protected Areas
Rolling
[PDF] INITIATIVES & PROJECTS - Fondation Prince Albert II de Monaco · Prince Albert II of Monaco Foundation (Fondation Prince Albert II de Monaco) · Rolling / annual calls per initiative (e.g., DIMFE annual call; Polar Initiative call launched June 2024; Pelagos Initiative call 2024). No single universal deadline.
For NGOs For Researchers For Startups Foundation Blended Finance Grant Prize Technical Assistance Africa Arctic Global Mediterranean Southeast Asia Biodiversity Blue Economy Climate Coastal Protection Coral Reefs Fisheries Marine Conservation Marine Protected Areas Plastic Waste Pollution Research
Rolling
BlueInvest - Maritime Forum - European Union · European Commission – Directorate-General for Maritime Affairs and Fisheries · Rolling / ongoing community platform; BlueInvest Day 2026: March 2026
For Startups Government Technical Assistance Global Aquaculture Blue Economy Capacity Building Fisheries Marine Conservation
Rolling
OceanHub Africa Acceleration Program - Blue Economy Startups · OceanHub Africa · Rolling admissions — Cohort 7 Intake 2 open as of March 2026
For Startups Foundation Accelerator Africa Aquaculture Blue Economy Coastal Protection Fisheries Marine Conservation Plastic Waste
Rolling
Nordic Environment Finance Corporation (NEFCO) · Nordic Environment Finance Corporation (NEFCO) · Rolling applications for main financing programmes; Nopef feasibility study fund has periodic deadlines (next: March 27, 2025)
For Startups Multilateral Blended Finance Grant Loan / Concessional Finance Africa Baltic Sea Nordic / Denmark Blue Economy Circular Economy Climate Marine Conservation
Rolling
Global EbA Fund - Ecosystem-based Adaptation for Climate Resilience · Global EbA Fund (Implemented by IUCN and UNEP; funded by German Federal Ministry BMUKN via IKI) · Rolling basis
For NGOs Multilateral Grant Global Biodiversity Capacity Building Climate Coastal Protection Marine Conservation
Rolling
NEFCO Baltic Sea Action Plan Fund (BSAP Fund) · NEFCO / Nordic Investment Bank (NIB) - Baltic Sea Action Plan Fund (BSAP Fund) · Rolling basis
Multilateral Grant Baltic Sea Nordic / Denmark Biodiversity Fisheries Marine Conservation Pollution
Rolling
Oak Foundation - Marine Food Systems and Livelihoods Sub-Programme · Oak Foundation · Rolling basis
For NGOs Foundation Grant Africa Southeast Asia Biodiversity Fisheries Marine Conservation
Rolling
EU BlueInvest — European Commission Blue Economy Investment Platform · European Commission / Directorate-General for Maritime Affairs and Fisheries (DG MARE) · Rolling basis
For Startups Government Accelerator Investment Technical Assistance Aquaculture Blue Economy Marine Conservation
Rolling
Greenpeace Environmental Foundation (Umweltstiftung Greenpeace) - Marine Conservation Grants · Umweltstiftung Greenpeace (Greenpeace Environmental Foundation) · Rolling basis
For NGOs Foundation Grant Biodiversity Climate Marine Conservation
Rolling
DBU Marine Nature Conservation Fund - North and Baltic Sea Protection · Deutsche Bundesstiftung Umwelt (DBU) — German Federal Environmental Foundation · Rolling basis
For NGOs For Researchers Government Grant Baltic Sea North Sea Biodiversity Coastal Protection Marine Conservation Research
Rolling
Blue Belt Germany (Blaues Band Deutschland) · Bundesministerium für Umwelt, Klimaschutz, Naturschutz und nukleare Sicherheit (BMUKN) / Bundesamt für Naturschutz (BfN) · Rolling basis
For NGOs Government Grant Biodiversity Climate Marine Conservation
Rolling
Baltic Sea Conservation Foundation (BaltCF) · Baltic Sea Conservation Foundation (BaltCF) · Rolling basis
For NGOs Foundation Grant Loan / Concessional Finance Technical Assistance Baltic Sea Biodiversity Coastal Protection Fisheries Marine Conservation Marine Protected Areas
Rolling
Stiftung Naturschutz Schleswig-Holstein - Land Conservation · Stiftung Naturschutz Schleswig-Holstein · Rolling basis
For NGOs Foundation Grant Baltic Sea North Sea Biodiversity Climate Coastal Protection Marine Conservation
Rolling
World Bank PROBLUE Ocean Trust Fund · World Bank (PROBLUE — Multi-Donor Trust Fund) · Rolling basis
Multilateral Blended Finance Grant Technical Assistance Global Aquaculture Blue Economy Capacity Building Climate Coastal Protection Fisheries Marine Conservation Marine Protected Areas Plastic Waste Pollution
Rolling
MAR+Invest (MAR Fund) · MAR Fund / Global Fund for Coral Reefs (GFCR) · Rolling basis
Foundation Multilateral Blended Finance Climate Coastal Protection Coral Reefs Marine Conservation Marine Protected Areas
Rolling
Adaptation Fund - SIDS Marine Projects · Adaptation Fund · Rolling basis
Multilateral Grant Technical Assistance Africa Global Southeast Asia Biodiversity Capacity Building Climate Coastal Protection Marine Conservation
Rolling
Mangroves for the Future (MFF) Initiative · Mangroves for the Future (MFF) / IUCN / UNDP · Rolling basis
For Communities / Cooperatives For NGOs Multilateral Grant India Southeast Asia Biodiversity Capacity Building Coastal Protection Fisheries Marine Conservation Marine Protected Areas
Rolling
Schmidt Ocean Institute - Research Vessel & Grant Program · Schmidt Ocean Institute · Rolling basis
For Researchers Foundation Grant Technical Assistance Global Blue Economy Marine Conservation Research
Rolling
Katapult Ocean Accelerator · Katapult VC · Rolling basis
For Startups Impact Investor Accelerator Investment Global Nordic / Denmark Aquaculture Blue Economy Circular Economy Marine Conservation Plastic Waste
Rolling
Sustainable Ocean Alliance (SOA) Accelerator · Sustainable Ocean Alliance (SOA) · Rolling basis
For Startups Impact Investor Accelerator Investment Global Aquaculture Blue Economy Circular Economy Climate Marine Conservation Plastic Waste
Rolling
Katapult Ocean Tech Accelerator · Katapult VC (Katapult Ocean) · Rolling basis
For Startups Impact Investor Accelerator Investment Global Nordic / Denmark Aquaculture Blue Economy Circular Economy Climate Fisheries Marine Conservation
Rolling
Lloyds Register Foundation - Ocean Safety Grants · Lloyd's Register Foundation · Rolling basis
For NGOs For Researchers Foundation Grant Africa Global India Southeast Asia Blue Economy Capacity Building Climate Education Fisheries Marine Conservation Research
Rolling
New England Aquarium - Marine Conservation Action Fund (MCAF) · New England Aquarium - Marine Conservation Action Fund (MCAF) · Rolling basis
For NGOs For Researchers Foundation Grant Global Biodiversity Capacity Building Coral Reefs Fisheries Marine Conservation Marine Protected Areas
Rolling
Schmidt Marine Technology Partners (Schmidt Family Foundation) · Schmidt Marine Technology Partners (a program of the Schmidt Family Foundation) · Rolling basis
For NGOs For Researchers For Startups Foundation Grant Global Blue Economy Fisheries Marine Conservation Pollution Research
Rolling
SPREP-AFD Pacific Ocean Initiative · Agence Française de Développement (AFD) via SPREP and Pacific Community (SPC) · Rolling basis (5-year programme, 2025-2030)
For NGOs Multilateral Grant Global Southeast Asia Biodiversity Capacity Building Climate Coral Reefs Fisheries Marine Conservation Marine Protected Areas
periodic
GEF Inclusive Conservation Initiative (ICI 1.0 & 2.0) · Global Environment Facility (GEF) · Rolling basis / GEF-8 cycle ends 2026; GEF-9 begins 2026-2030
For NGOs Multilateral Grant Global Biodiversity Capacity Building Climate Marine Conservation
Rolling
The Ocean Foundation Grantmaking · The Ocean Foundation · Rolling basis — Letters of Inquiry reviewed quarterly; open RFPs posted when available
For NGOs Foundation Grant Global Biodiversity Capacity Building Coastal Protection Education Marine Conservation Marine Protected Areas
Rolling
Schmidt Marine Technology Partners Grantmaking · Schmidt Marine Technology Partners (a programme of the Schmidt Family Foundation) · Rolling basis — proposals can be submitted via the online portal at any time.
For NGOs For Startups Foundation Grant Global Blue Economy Fisheries Marine Conservation Plastic Waste Research
Rolling
Earthwatch Institute - Ocean Ecosystems Research Grants · Earthwatch Institute · Rolling basis, starting April 2026 for new projects beginning in 2028
For Researchers Foundation Grant Global Biodiversity Marine Conservation Research
Rolling
BMUV Nature Conservation Association Funding (Verbändeförderung Naturschutz) · Bundesministerium für Umwelt, Klimaschutz, Naturschutz und nukleare Sicherheit (BMUKN) · Rolling basis; applications for 2027 projects expected from May 2026 onwards
For NGOs Government Grant Biodiversity Capacity Building Climate Education Marine Conservation
Rolling
Adidas x Parley for the Oceans · Adidas / Parley for the Oceans · Rolling partnership enquiries
Corporate Africa Southeast Asia Blue Economy Circular Economy Marine Conservation Plastic Waste
Rolling
Fondation de la Mer: Page d'accueil · Rolling — Fondation de la Mer accepts project partnership proposals on a rolling basis via online form
For NGOs For Researchers Foundation Grant Technical Assistance Biodiversity Coastal Protection Coral Reefs Education Marine Conservation Plastic Waste Pollution Research
Rolling
Empower (Jord.tech Foundation) — Plastic Credit Platform · Empower AS (Oslo, Norway) · Rolling — NGO registration accepted year-round
Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling Waste Management
Rolling
TNC NatureVest Ocean Protection · The Nature Conservancy (TNC) — NatureVest · Rolling — NatureVest operates on a deal-by-deal basis, not via open calls
Impact Investor Blended Finance Investment Global Aquaculture Blue Economy Fisheries Marine Conservation
Rolling
Marine Nature Conservation Fund (Meeresnaturschutzfonds) · Deutsche Bundesstiftung Umwelt (DBU) · Rolling — applications accepted at any time
For NGOs For Researchers Foundation Grant Baltic Sea North Sea Biodiversity Coastal Protection Marine Conservation Marine Protected Areas Seaweed & Algae
Rolling
A.P. Moller Foundation - Climate & Ocean Grants (DKK 1B+) · A.P. Moller Foundation (A.P. Moller Fonden) · Rolling — applications accepted year-round via online portal
Corporate Grant Arctic Nordic / Denmark Circular Economy Marine Conservation Plastic Waste
Rolling
A.P. Moller Foundation · A.P. Moller Foundation (A. P. Moller og Hustru Chastine Mc-Kinney Mollers Fond) · Rolling — applications processed throughout the year
For NGOs Foundation Grant Nordic / Denmark Climate Marine Conservation Plastic Waste
Rolling
Oceans | Nordic cooperation · Nordic Council of Ministers · Rolling — calls issued periodically on specific topics
For NGOs For Researchers Multilateral Grant Arctic Baltic Sea Nordic / Denmark Biodiversity Blue Economy Climate Coastal Protection Marine Conservation Plastic Waste Pollution Research
Rolling
Ocean Bound Plastic Certification (Zero Plastic Oceans / OBP Cert) · Zero Plastic Oceans (Brussels) + Control Union (auditor) · Rolling — certification applications accepted year-round
Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling
Rolling
Climate Bonds Initiative — Blue Bonds · Climate Bonds Initiative (London) · Rolling — framework available
Climate Marine Conservation
Rolling
IUCN Marine and Polar Programme · IUCN Marine and Polar Programme (Global Ocean Programme Component 1, EU-funded) · Rolling — no fixed deadline
For Researchers Multilateral Technical Assistance Global Aquaculture Biodiversity Climate Fisheries Marine Conservation Plastic Waste Pollution
Rolling
What the new marine conservation fund wants to achieve · Deutsche Bundesstiftung Umwelt (DBU) - German Federal Environmental Foundation · Rolling — no fixed deadline; applications accepted continuously from 2025 onwards
For NGOs For Researchers Foundation Grant Baltic Sea North Sea Biodiversity Blue Economy Climate Coastal Protection Marine Conservation Research
Rolling
rePurpose Global — Plastic Credit Collection Partner Programme · rePurpose Global (New York, USA) · Rolling — partner applications accepted year-round
Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling Waste Management
Rolling
Plastic Bank - Social Fintech for Plastic Collection and Recycling · Plastic Bank (Vancouver, Canada) · Rolling — partnership enquiries accepted year-round
Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling Waste Management
Rolling
Maersk Sustainability Initiatives - Ocean Health · Maersk (A.P. Moller-Maersk) · Rolling — partnership inquiries accepted year-round
Corporate Grant Africa Global India Southeast Asia Blue Economy Circular Economy Marine Conservation Plastic Waste
Rolling
EU Mission: Restore our Ocean and Waters - Research and innovation · European Commission – Directorate-General for Research and Innovation (Horizon Europe) · Rolling — periodic calls under the Horizon Europe Work Programme (2026/27 calls announced in January 2026)
For NGOs For Researchers Government Multilateral Grant Arctic Baltic Sea Mediterranean North Sea Biodiversity Blue Economy Circular Economy Climate Coastal Protection Marine Conservation Pollution Research
Rolling
Verra — Plastic Waste Reduction Standard (Plastic Credits) · Verra (Verified Carbon Standard organisation) · Rolling — projects can register year-round
For NGOs Multilateral Africa Global India Southeast Asia Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling Waste Management
Rolling
Global Plastics Hub (formerly GPML) — UN Knowledge and Network Platform · UN Environment Programme (UNEP) · Rolling — register anytime
Circular Economy Marine Conservation Plastic Waste Pollution
Rolling
EEA and Norway Grants 2014-2021 / 2021-2028 · EEA and Norway Grants / Financial Mechanism Office (FMO), funded by Iceland, Liechtenstein and Norway · Rolling; calls opened country by country as programme agreements are signed. First calls opened in Hungary in early 2026. Specific deadlines vary by country programme.
For NGOs Multilateral Grant Baltic Sea Biodiversity Circular Economy Climate Coastal Protection Marine Conservation Pollution
Rolling
Aage V. Jensen Charity Foundation — Nature Conservation · Aage V. Jensen Charity Foundation · Rolling; no formal deadlines; submit expression of interest by email
For NGOs Foundation Africa Nordic / Denmark Southeast Asia Biodiversity Marine Conservation
Rolling
Patagonia — International Environmental Grants · Patagonia Inc. (1% for the Planet commitment) · Rolling; one proposal per group per fiscal year (May 1-April 30). Deadlines vary by programme.
For NGOs Foundation Grant Nordic / Denmark Marine Conservation Plastic Waste
Rolling
Ocean 14 Capital - Blue Economy Private Equity · Ocean 14 Capital (private equity fund, blue economy) · Rolling; pitch to portfolio team via ocean14capital.com
Corporate Global Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling
periodic
Pew-Gerstner Fellowships for Ocean Plastic Pollution Research · The Pew Charitable Trusts and Gerstner Philanthropies · Rolling; three Pew-Gerstner Fellows to be selected over two years (2025-2026). First fellow announced 2026.
For Researchers Foundation Grant Global Marine Conservation Plastic Waste Pollution Research
periodic
Nordic Council of Ministers Fisheries Cooperation Fund 2026 · Nordic Council of Ministers Fisheries Cooperation AG-Fish · Round 2: approximately October 2026 (published April 2026)
For NGOs Government Grant Nordic / Denmark Circular Economy Fisheries Marine Conservation Plastic Waste Research
Rolling
Stichting de Noordzee - Postcode Loterij · Nationale Postcode Loterij · September 1 annually
For NGOs Philanthropic Network Grant Biodiversity Climate Coastal Protection Marine Conservation
periodic
Interreg Atlantic Area Programme 2021-2027 · Interreg Atlantic Area Programme 2021-2027 (EU/ERDF) · Third call closed February 14, 2025. Future calls indicated on indicative timeline (subject to Monitoring Committee approval).
For NGOs Government Grant Biodiversity Blue Economy Climate Coastal Protection Fisheries Marine Conservation
periodic
The Coca-Cola Foundation (TCCF) — Recycling Value Chains Grants · The Coca-Cola Foundation (TCCF) · UNDP Asia sub-grants: varies by country programme (mid-2026 expected). OceanHub Africa round closed Feb 15, 2026.
For NGOs Foundation Grant Africa India Southeast Asia Circular Economy Marine Conservation Plastic Waste Recycling & Upcycling Waste Management
periodic
IUCN Blue Natural Capital Financing Facility (BNCFF) · IUCN Blue Natural Capital Financing Facility (BNCFF) · Unknown
Multilateral Blended Finance Grant Technical Assistance Global Biodiversity Coastal Protection Marine Conservation Marine Protected Areas
periodic
Shark Conservation Fund · Shark Conservation Fund (SCF) · Unknown
For NGOs For Researchers Philanthropic Network Grant Global Biodiversity Fisheries Marine Conservation Marine Protected Areas Research
periodic
New solutions to marine problems · Unknown; Wallenberg/MMW project page — application period March 1 to April 1, 2026 (annual)
For Researchers Foundation Grant Baltic Sea Nordic / Denmark Biodiversity Climate Fisheries Marine Conservation Research
periodic
NOAA IOOS Integrated Ocean Observing System Funding · NOAA U.S. Integrated Ocean Observing System (IOOS) Program Office · Varies by announcement. Check Grants.gov for current active NOFOs. No single blanket deadline.
For Researchers Government Grant Biodiversity Blue Economy Climate Coastal Protection Marine Conservation Research
periodic
Danish EMFAF Fund - European Maritime Fisheries and Aquaculture Fund (Denmark) · Styrelsen for Fødevarer, Landbrug og Fiskeri (LFST) – Danish Agency for Food, Agriculture and Fisheries · Varies by sub-scheme; multiple calls open annually throughout 2021-2027 programme period
Government Grant Baltic Sea Nordic / Denmark North Sea Aquaculture Blue Economy Fisheries Marine Conservation
periodic
Copernicus Grants and Public Procurements · European Union (Copernicus Programme / Mercator Ocean International / EUMETSAT / ECMWF) · Varies by tender. Current tenders: FRONT-END TOOLS WEB DEVELOPMENT closed 02/03/2026; BLUE MARKETS tender also recently closed. Upcoming tenders listed on the page.
Government Multilateral Grant Arctic Baltic Sea Mediterranean North Sea Blue Economy Marine Conservation Research
periodic
FONDATION DE LA MER | Biomim'expo · Fondation de la Mer · periodic
For NGOs For Researchers Foundation Grant Prize Biodiversity Education Marine Conservation Plastic Waste Pollution Research
Rolling
Origins and evolutions of the Adessium Foundation · Adessium Foundation · rolling
For NGOs Family Office Foundation Grant Global Biodiversity Circular Economy Climate Marine Conservation Plastic Waste Pollution
Rolling
Adessium Foundation - Circular Economy and Sustainable Living · Adessium Foundation · rolling
For NGOs Foundation Grant Global Nordic / Denmark Biodiversity Blue Economy Circular Economy Climate Marine Conservation Plastic Waste Pollution
Rolling
COST Actions Open Call 2026 · European Cooperation in Science and Technology (COST Association) — EU Horizon Europe funded · rolling
For NGOs For Researchers Grant Africa India Nordic / Denmark Southeast Asia Capacity Building Circular Economy Marine Conservation Plastic Waste Research
Rolling
Plastic Solutions Fund (PSF) · Plastic Solutions Fund (PSF) / Rockefeller Philanthropy Advisors · unknown
For NGOs Foundation Philanthropic Network Grant Technical Assistance Global Capacity Building Circular Economy Climate Marine Conservation Plastic Waste Pollution Recycling & Upcycling Waste Management