The sites.
One descent at a time.

All Beginner Intermediate Advanced Technical

All ≤ 18m 18–30m > 30m

All Caribbean reef sharks Galápagos sharks Napoleon wrasse barracuda batfish black coral blue sharks bull sharks bumphead parrotfish corals crocodilefish crocodiles cuttlefish devil rays dolphins eagle rays freshwater — halocline frogfish giant groupers giant trevally glassfish goliath groupers green turtles grey reef sharks groupers hammerheads humpback whales jacks lemon sharks leopard sharks lionfish mako sharks manta rays mimic octopus minke whales mola mola moray eels nudibranchs nurse sharks occasional reef sharks oceanic mantas oceanic whitetips octopus plankton potato cod pygmy seahorses ragged-tooth sharks reef fish reef mantas reef sharks rhinopias schooling fish schooling pelagics sea fans sea lions sea snakes sea turtles seahorses silky sharks silversides silvertip sharks silvertips snappers splendid toadfish sponges tarpon thresher sharks threshers tiger sharks trevally tuna turtles whale sharks whitetip reef sharks whitetips