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
4 fixed deadlines, 10 rolling/open
September 2026
23.09.
127d
Horizon Europe - Mission: Restore our Ocean and Waters
· European Commission / Directorate-General for Research and Innovation (DG RTD) / Horizon Europe
· Horizon Europe Work Programme 2026/27 includes new 2026 calls for the Ocean Mission. Individual call budgets vary. Typical Horizon Europe project grants range from several hundred thousand to several million EUR.
23.09.
127d
Horizon Europe HORIZON-MISS-2026-03-OCEAN-02: Achieving Mission Objectives - Reducing Pollution from Nutrients, Chemicals and Plastics
· European Commission (Horizon Europe)
· EUR 7-7.75 million EU contribution per project; total budget EUR 31 million across the call; indicative 4 grants. Financial support to third parties (local/regional authorities) up to EUR 100,000 per recipient is allowed.
23.09.
127d
Horizon Europe Mission Ocean 2026 — OCEAN-02: Nature-Positive Solutions for Aquatic Pollution
· European Commission — Horizon Europe
· EUR 7,000,000 to EUR 7,750,000 per grant; total budget EUR 31,000,000 for 4 indicative grants
March 2027
15.03.
300d
Interreg North Sea Region Programme - Call 6 (2026)
· Interreg North Sea
· Up to EUR 1 million per project; ERDF co-financing up to 60% for EU partners, 50% for Norway
Rolling / Open Deadlines
periodic
Interreg Atlantic Area Programme 2021-2027
· Interreg Atlantic Area
· 3rd call for projects: recently concluded with approved projects; upcoming calls TBD
periodic
Interreg Central Baltic Programme 2021-2027
· Interreg Central Baltic
· 5th call for project proposals recently selected; call calendar at centralbaltic.eu/for-applicants/call-calendar/
periodic
Interreg South Baltic Programme 2021-2027
· Interreg South Baltic
· 6th call for proposals announced (forthcoming); 5th call recently concluded
periodic
Interreg South Baltic Programme - Calls for Proposals
· Interreg South Baltic Programme (EU / Joint Secretariat)
· 6th call for proposals: 16 September – 4 November 2026 (Measures 1.1 and 4.1 only). 4th Small-scale project call: same window (Measure 4.1, EUR 320K ERDF indicative). Note: Measure 2.3 (circular/resource efficiency) and Measure 2.2 (water) not included in 6th call.
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
Interreg North Sea Programme 2021-2027
· Interreg North Sea Programme
· Call 6 is currently open (deadline not specified on page; rolling within Call 6 period)
periodic
Interreg Deutschland-Danmark Programme 2021-2027
· Interreg Deutschland-Danmark
· November 2025 application deadline was likely the last in 2021-2027 period — funds expected to be fully committed
periodic
Interreg Aurora Programme 2021-2027 (formerly Northern Periphery and Arctic)
· Interreg Aurora
· Periodic calls for applications; check interregaurora.eu/projects/calls-for-applications/ for open calls
Rolling
periodic
Interreg Central Baltic Programme 2021-2027
· Sixth Call expected 2026-2027 (Fifth Call closed September 2025)