The Society for Underwater Technology (SUT) and the Marine Technology Society (MTS) are accepting nominations for the 2025 Captain Don Walsh Award for Ocean Exploration.

Awarded jointly by the two societies, this award recognizes outstanding, sustained, international contribution to the development, application, and propagation of marine technology toward the advancement of ocean exploration.

Nominations will be accepted until May 31, 2025.

The presentation of the award to the winner(s) will take place at Oceanology International in London March 10, 2026.

Don Walsh (1931 to 2023) was an American oceanographer, explorer, retired naval officer and marine policy specialist. He and Jacques Piccard were aboard the bathyscaphe Trieste when it made a record descent into the Mariana Trench on January 23, 1960, the deepest point of the world’s oceans.

Submit nominations here.