Darwin Medal (International Coral Reef Society)
For major scientific contributions of a senior ISRS member, throughout their career. Deadline: Usually mid-December
Miroslaw Romanowski Medal (RSC)
For scientific work relating to environmental problems. Deadline: December (after 2025)
Sir John William Dawson Medal (RSC)
To recognize important contributions of knowledge in multiple domains. Deadline: December (after 2025).