OpenDive Atlas is an open, community-built map of the world's dive sites and the marine life seen at each one. Explore, log your sightings, and help other divers know what to expect.
Florida — Key Largo, United States
Quintana Roo — Cozumel, Mexico
Browse dive sites worldwide and filter by reef, wreck, shore, boat or experience level.
See which marine life is commonly sighted at each site, with photos.
Record what you saw, add photos, and help map marine life over time.
Score marine life, visibility, photography and difficulty for the next diver.
Bonaire — South of Kralendijk, Bonaire
Florida — Palm Beach County, United States
Bonaire — South of Kralendijk, Bonaire
Hawaii — Maui, United States
Seen fish schooling or shoaling?
Record group size and behaviour on ShoalBase, the University of Glasgow's open database of fish social behaviour. It takes a minute or two and helps research on ecology, welfare and conservation.