cleaner wrasse and potato cod Epinephelus tukula Number 10 Ribbon Reef Great Barrier Reef Australia
Photographer: Jennifer Hayes
holobranch sea cucumber ejaculating sperm at dusk in Challenger Bay on the Great Barrier Reef
Photographer: David Doubilet
Spine Cheek Anemonefish (clownfish) Three Sisters Reef, Great Barrier Reef, Australia
Photographer: David Doubilet
Goby on elephant ear sponge at Steve's Bommie Great Barrier Reef Australia
Photographer: David Doubilet
Maori (humphead) wrasse Chelinus undulatus at Opal Reef Great Barrier Reef Australia
Photographer: David Doubilet
A sleeping parrotfish appears to smile with near perfect teeth, Heron Island Great Barrier Reef Australia
Photographer: David Doubilet
a parrot fish confronts a school of grey grunts in Galapagos Islands
Photographer: Undersea Images Inc
David Doubilet on assignment with southern stingrays (Dasyatis sabina), North Sound Grand Caymen Island
Photographer: Jennifer Hayes
David Doubilet with reed frog on his mask while on assignment Okavango Delta Botswana
Photographer: Undersea Images Inc