Instrument/Framework/Body | Date |
| Agreement on the Conservation of Albatrosses and Petrels | 14 May 2025 |
| Agreement on the Conservation of Small Cetaceans of the Baltic, North East Atlantic, Irish and North Seas | 30 May 2025 |
| Commission for the Conservation of Antarctic Marine Living Resources | 27 May 2025 |
| Convention on Biological Diversity | 30 May 2025 |
| Convention on International Trade in Endangered Species of Wild Fauna and Flora | 29 June 2025 |
| Convention on the Conservation of Migratory Species of Wild Animals | 30 May 2025 |
| Food and Agriculture Organization of the United Nations | 7 June 2025 |
| Image Sea Solutions | 13 August 2025 |
| Intergovernmental Oceanographic Commission | 1 June 2025 |
| International Atomic Energy Agency | 4 June 2025 |
| International Maritime Organization | 27 June 2025 |
| International Seabed Authority | 22 May 2025 |
| International Whaling Commission | 30 May 2025 |
| Mediterranean Science Commission | 26 June 2025 |
| North Atlantic Marine Mammal Commission | 30 May 2025 |
| Office of the United Nations High Commissioner for Human Rights | 30 May 2025 |
| OSPAR Commission for the Protection of the Marine Environment of the North-East Atlantic | 30 May 2025 |
| Pacific Community | 2 June 2025 |
| South Pacific Regional Fisheries Management Organisation | 7 July 2025 |
| United Nations Environment Programme | 30 May 2025 |
| United Nations Framework Convention on Climate Change | 30 May 2025 |
| United Nations Office on Drugs and Crime | 5 August 2025 |
| Western and Central Pacific Fisheries Commission | 26 May 2025 |
