Diver and red sponge
Giant Barrel Sponge (Xestospongia muta) Roatan, Honduras
Giant boring sponge (Cliona delitrix) and Brittle Starfish (Opiothrix suensonii), Roatan, Honduras
Divers on wall with purple tube sponge
Diver over barrel sponge
Diver silhouette & orange sponge, Bonaire
Huge Barrel Sponge (Xestospongia testudinaria), Jessie Beazley Reef, Sulu Sea, Palawan, Philippines.