underwater coral reefs in caribbean sea : yellow tube sponge and sea fans, gorgonians, soft corals undersea photo in guadeloupe

yellow tube sponge sea aplysina fistularis animal caribbean fauna underwater verongiida coral reef diving scuba snorkeling west indies tubular shape conulose surface rocks sponges aquatic biodiversity antilles guadeloupe ocean marine isolated animals polyps gorgonacea alcyonacea cnidarians soft corals fans whips gorgonians gorgonia ventalina saintes fan shaped snorkel reefs undersea beautiful guadeloupe