Holothuria atra is a sea cucumber that can grow to a length of 60 centimetres (24 in) but 20 centimetres (7.9 in) is a … Meer weergeven

Holothuria atra is found in the tropical Indo-Pacific region, its range extending from the Red Sea and East Africa to Australia. It is found on the seabed, in shallow waters on reefs and sand flats and in seagrass meadows at … Meer weergeven

Holothuria atra is an omnivore, sifting through the sediment with its tentacles and feeding on detritus and other organic matter. As a defence against predators, Holothuria atra emits a toxic red fluid when its skin is rubb… Meer weergeven

Holothuria atra, like many echinoderms, engage in sediment bioturbation—a process which plays an important role in the health of coral reefs. Holothuria atra is often found associated with the polychaete worm Gastro… Meer weergeven

In the Pacific Islands, Holothuria atra is collected by diving or by wading at low tide, and used for human consumption; its commercial value, however, is low. On Guam, the toxic red fluid that Holothuria atra … Meer weergeven