Upcoming Deadlines
Source
EU
Federal (DE)
Schleswig-Holstein
Mecklenburg-Vorpommern
Lower Saxony
Foundation
Private
US Foundation
UK
Nordic
UN / Multilateral
Corporate
Impact Investor
Philanthropic Network
International
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
13 fixed deadlines, 84 rolling/open
March 2026
25.03.
5d left
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.
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
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.
April 2026
01.04.
12d left
The Wallenberg Foundations award grants to 13 research projects ...
· Marcus and Amalia Wallenberg Foundation (jointly with Marianne and Marcus Wallenberg Foundation)
· SEK 5-8 million per project (for the forestry call); total SEK 90 million across 13 projects
13.04.
24d left
NordForsk Nordic Chemicals Program - Sustainable Chemicals and Materials
· NordForsk
· Part of NOK 1.15 billion total allocation; individual grant amounts not specified on the homepage.
14.04.
25d left
ChemistryNL PPP-I 2026 Call for Sustainable Chemistry and Circularity
· ChemistryNL / TKI Groene Chemie en Circulariteit
· Up to €500,000 per project (max €150,000 for SMEs); total available budget €7,697,825 (~€1.9M per theme)
15.04.
26d left
Nordic exploratory networks within the humanities and social sciences
· NordForsk (NOS-HS)
· Up to 1.5 MNOK per network (approximately €130,000); total budget of 33 MNOK available
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%.
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
16.04.
27d left
Danish Maritime Fund - Mobility and Transport - European Union
· Den Danske Maritime Fond (Danish Maritime Fund)
· Loans: up to 50% of project budget. Donations: partial funding for direct project costs (specific amounts not published). Internal hourly rates capped at 600 DKK/hour.
16.04.
27d left
Horizon Europe Cluster 1 Health 2026 — Environmental Health Topics (ENVHLTH)
· European Commission / HaDEA (Health and Digital Executive Agency)
· EUR 7-8 million per project; total call budget EUR 55M for ENVHLTH-01 and EUR 50M for ENVHLTH-04
Rolling / Open Deadlines
Rolling
Fondation Prince Albert II de Monaco
· Fondation Prince Albert II de Monaco
· 2025 call closed; next call expected annually (typically opens mid-year)
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.
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)
Rolling
Interreg North Sea Region Programme 2021-2027
· Interreg North Sea Region Programme (EU / Interact)
· 2026-2027 calls to be announced
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).
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
periodic
The Carlsberg Foundation Research Prizes | Carlsbergfondet.dk
· Annual prizes awarded in autumn; no application — by recommendation only
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
periodic
Alandsbanken Baltic Sea Project
· Ålandsbanken Baltic Sea Project
· Annual, typically January 1 - February 28
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
periodic
Icelandic Research Fund (Rannis)
· Rannís – The Icelandic Centre for Research
· Annual, typically June (2025 deadline was June 13)
periodic
The Polar Initiative - Fondation Prince Albert II de Monaco
· Annual, typically June — 2025 call closed 30 June 2025; 2026 call expected June 2026
periodic
Kone Foundation - Grants for Research and Arts (Herlin Family)
· Kone Foundation (Koneensaatio)
· Annual, typically September
periodic
Nordic Circular Design Programme
· Annual, typically September (2025 deadline was 15 Sep 2025)
periodic
Pew Fellows Program in Marine Conservation
· The Pew Charitable Trusts
· Annual, typically announced in March
periodic
Nessling Foundation - Science-Based Action Grants
· Maj and Tor Nessling Foundation
· Annual, typically late August (2026 call: 17–28 August 2026)
periodic
Mesoamerican Reef Fund (MAR Fund)
· MAR Fund (Mesoamerican Reef Fund)
· Annual, typically mid-year (18th RFP deadline was September 9, 2025)
periodic
Circular Plastics NL 2026 Funding Round
· Annual, upcoming 2026 round expected
Rolling
Wilhelmsen Foundation - Ocean Conservation
· Tom Wilhelmsen's Foundation (TWS)
· April 15 / October 15 (recurring twice yearly)
Rolling
[PDF] Financing projects benefiting the Baltic Sea
· NEFCO (Nordic Environment Finance Corporation)
· April 18, 2025 (most recent call)
Rolling
EIT RawMaterials - Circular Economy Investment Calls
· EIT RawMaterials (European Institute of Innovation and Technology)
· Currently closed. KAVA Call 13 expected to reopen with new dates from February 2026.
Rolling
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
Rolling
Global Seaweed Coalition: Homepage
· Global Seaweed Coalition (Lloyd's Register Foundation)
· January 20, 2024 (most recent call; new calls expected bi-annually)
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)
Rolling
News - Global Seaweed Coalition
· Global Seaweed Coalition (Safe Seaweed Coalition)
· January 20, 2024 (most recent call; no current open call announced)
Rolling
Governance - Global Seaweed Coalition
· Global Seaweed Coalition (Safe Seaweed Coalition)
· January 20, 2024 (most recent round)
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
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)
Rolling
The Wallenberg Foundations - Stockholms universitet
· Knut and Alice Wallenberg Foundation (KAW)
· Multiple deadlines in 2026: April 26, October 5, October 15, November 16
Rolling
Forside | Innovationsfonden
· Innovation Fund Denmark (Innovationsfonden)
· Multiple rolling deadlines throughout 2026: Innobooster Period 2 May 13, 2026; Innoexplorer Round 2 April 23, 2026; Chips JU May 7, 2026
Rolling
SIDA Sweden Environmental and Climate Programs
· Sida – Swedish International Development Cooperation Agency
· Next large CSO grant call planned for 2027
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.
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.
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
Rolling
Green Climate Fund (GCF)
· Green Climate Fund (GCF)
· No open competitive call for NGOs; rolling project concept submissions via Accredited Entities or NDAs
Rolling
periodic
Pew Marine Fellows Program
· The Pew Charitable Trusts
· Periodic (annual cycle, nomination-based; no open call)
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
periodic
BalticWaters Foundation - ReCod & Thriving Bays Projects
· BalticWaters Foundation
· Periodic — call announced on website when open; currently paused pending completion of ongoing funded projects
periodic
StartBlue Ocean Enterprise Accelerator (VentureWell/Scripps)
· VentureWell / NOAA IOOS
· Periodic, Spring and Fall cohorts annually (Spring 2026 Stage 0 deadline: April 7, 2026)
periodic
FHF Seeks Fishermen's Data to Track Coastal Fish Stocks Faster
· Periodic; FHF issues multiple calls annually (rolling basis)
periodic
Danida Fellowship Centre: Research Grants 2026
· Danida Fellowship Centre (Ministry of Foreign Affairs of Denmark)
· Phase 1: 5 February 2026 (CLOSED). Phase 2 (full application): invitation-only for pre-qualified, expected mid-2026. Project start: April 2027
periodic
Schmidt Marine Technology Partners
· Schmidt Marine Technology Partners (Schmidt Family Foundation)
· Portal closed for 2025. Reopening early 2026 — check schmidtmarine.secure-platform.com
periodic
Baltic Sea Neighbourhood Programme (BSNP) - Swedish Institute
· Swedish Institute (Svenska institutet)
· Programme currently closed; new consolidated programme launching March 2026
Rolling
Federal Programme for Biological Diversity (Bundesprogramm Biologische Vielfalt)
· German Federal Ministry for the Environment (BMUV) / Federal Agency for Nature Conservation (BfN)
· Rolling
Rolling
DBU General Project Funding - Environmental Protection
· Deutsche Bundesstiftung Umwelt (DBU)
· Rolling
Rolling
Gordon and Betty Moore Foundation - Environmental Conservation Program (Marine)
· Gordon and Betty Moore Foundation
· Rolling (invitation-only, inquiry-driven)
Rolling
Rolling
Calls from NordForsk
· NordForsk (Nordic Council of Ministers)
· Rolling - approximately 6 calls per year with individual deadlines. Current active deadlines: April 15, 2026 (Humanities networks), April 22, 2026 (Education), June 8, 2026 (Disruptive Technologies).
Rolling
NordForsk - Funds and facilitates Nordic research co-operation
· NordForsk
· Rolling - approximately six calls per year with individual deadlines
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.
Rolling
Schleswig-Holstein Aquaculture Funding (Foerderdatenbank Entry)
· Land Schleswig-Holstein / Ministry for Agriculture, Rural Areas, Europe and Consumer Protection (MLLEV SH)
· Rolling basis
Rolling
DBU Marine Nature Conservation Fund - North and Baltic Sea Protection
· Deutsche Bundesstiftung Umwelt (DBU) — German Federal Environmental Foundation
· Rolling basis
Rolling
Rolling
Rolling
New England Aquarium - Marine Conservation Action Fund (MCAF)
· New England Aquarium - Marine Conservation Action Fund (MCAF)
· Rolling basis
Rolling
Schmidt Marine Technology Partners (Schmidt Family Foundation)
· Schmidt Marine Technology Partners (a program of the Schmidt Family Foundation)
· Rolling basis
Rolling
Rolling
Earthwatch Institute - Ocean Ecosystems Research Grants
· Earthwatch Institute
· Rolling basis, starting April 2026 for new projects beginning in 2028
Rolling
EU Innovation Fund - Overview
· European Commission – EU Innovation Fund
· Rolling calls 2020–2030; no single fixed deadline
Rolling
How Innovation Fund Denmark invests in new green climate solutions
· Innovation Fund Denmark (Innovationsfonden)
· Rolling calls with varying deadlines per programme
Rolling
Technology Development Fund
· Rannís - Icelandic Centre for Research
· Rolling for Fræ (Seed) and Patent grants; periodic calls (typically February and September) for Sproti, Vöxtur, Markaður, and Applied Research
Rolling
DBU Circular Economy Initiative (#DBUcirconomy)
· Deutsche Bundesstiftung Umwelt (DBU)
· Rolling submissions
Rolling
Rolling
FHF – Norwegian Seafood Research Fund - scientifyRESEARCH
· FHF – Norwegian Seafood Research Fund (Fiskeri- og havbruksnæringens forskningsfinansiering)
· Rolling – multiple open calls with individual deadlines (e.g., March–May 2026 for current calls)
Rolling
Fondation de la Mer: Page d'accueil
· Rolling — Fondation de la Mer accepts project partnership proposals on a rolling basis via online form
Rolling
Marine Nature Conservation Fund (Meeresnaturschutzfonds)
· Deutsche Bundesstiftung Umwelt (DBU)
· Rolling — applications accepted at any time
Rolling
Calls from NordForsk
· NordForsk (Nordic Council of Ministers)
· Rolling — approximately six calls per year with individual deadlines. Current open calls: Nordic-Baltic Education (22.04.2026), Humanities/Social Sciences Networks (15.04.2026), Disruptive Technologies (08.06.2026).
Rolling
Oceans | Nordic cooperation
· Nordic Council of Ministers
· Rolling — calls issued periodically on specific topics
Rolling
International collaborations - Innovationsfonden
· Innovation Fund Denmark (Innovationsfonden)
· Rolling — deadlines vary per individual call. Current calls: Eurostars 3 Call 10 (March 19, 2026), Chips JU Lab to Fab (May 7, 2026).
Rolling
IUCN Marine and Polar Programme
· IUCN Marine and Polar Programme (Global Ocean Programme Component 1, EU-funded)
· Rolling — no fixed deadline
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
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)
Rolling
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.
periodic
periodic
New solutions to marine problems
· Unknown; Wallenberg/MMW project page — application period March 1 to April 1, 2026 (annual)
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.
periodic
Calls from NordForsk
· NordForsk
· Varies by call: April 2026 (education call), June 2026 (disruptive technologies). Multiple deadlines per year.
Rolling
Calls from NordForsk
· NordForsk (Nordic Council of Ministers)
· Varies per call - multiple calls open throughout the year with different deadlines
periodic
periodic
Innovation Fund Denmark - Innomissions: Circular Economy for Plastics and Textiles (CE-PT)
· Innovation Fund Denmark (Innovationsfonden)
· periodic
Rolling
COST Actions Open Call 2026
· European Cooperation in Science and Technology (COST Association) — EU Horizon Europe funded
· rolling