Has a maximum depth of 25 meters and is suitable for divers taking both open-water and advanced courses as it provides the perfect sand bottom training area in an area with close access to the reef. There is a large barrel sponge,which the Green Turtle often uses as a gentle resting place. This is a suitable place for macro-dive lovers because here there are frogfish,nudibranchs,octopus,and cuttlefish. Hans Reef is also perfect for night dives,where divers can hunt for Bobtail Squid,Dwarf Cuttlefish,Reef Squid,Coconut Octopus,Sponge Crab,and Sea Slugs,among other mysterious nocturnal creatures.