Holothoria atra, is a holothurian of order Aspidochirotes belonging to the family Description a Sea Cucumber Species Holothuria atra Jaeger, from. Native range | All suitable habitat | Point map | Year This map was computer-generated and has not yet been reviewed. Holothuria atra AquaMaps Data. Holothuria (Holothuria) atra Jaeger, AphiaID. (urn:lsid: :taxname). Classification. Biota; Animalia.

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Holothuria atracommonly known as the black sea cucumber or lollyfishis a species of marine invertebrate in the family Holothuriidae. It was placed in the subgenus Halodeima by Pearson inmaking its full scientific name Holothuria Halodeima atra. It is the type species jolothuria the subgenus.

Holothuria atra

It has a smooth, pliable, entirely black skin which often has sand adhering to it, especially in smaller individuals. The mouth is on the underside at one end and is surrounded by a fringe of 20, black, holothuriia tentacles. The anus is at the other end. It holothuroa reef flats where it is not fully exposed to the waves but the water is well aerated, holothuroa shallows beside slabs of rock from under which cool water wells out when the tide retreats.


In such places it is often found in pools above the low tide mark which are warmed by the sun during the day. Holothuria atra is an omnivoresifting through the sediment with its tentacles and feeding on detritus and other organic matter. As a defence against predatorsHolothuria atra emits a toxic red fluid when its skin is rubbed or damaged.

WoRMS – World Register of Marine Species – Holothuria (Holothuria) atra Jaeger,

It is not possible to distinguish between male and female Holothuria atra externally. Maturity is reached at a body length of about 16 centimetres 6.

A constriction appears, becomes deeper and deeper and after some time the integument separates leaving two relatively wide but short individuals. Holothuria atra is often found associated with the polychaete worm Gastrolepidia clavigeraa black worm which crawls about over the sea cucumber’s skin.

Lissocarcinus orbicularisa small crab, is known to live on this species in a commensal relationship. 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. From Wikipedia, the free holtohuria.


Holothuria atra Conservation status. Retrieved 14 January World Register of Marine Species. Egyptian Journal of Aquatic Research.

IUCN Red List of Threatened Species

Conand, Asexual reproduction by fission in Holothuria atra: Retrieved from ” https: Articles with ‘species’ microformats. Views Read Edit View history.

In other projects Wikimedia Commons Wikispecies. This page was last edited on 13 Aprilat By using this site, you agree to the Terms of Use and Privacy Policy. Holothuria atra Jaeger, [2].