Black Sea Cucumber (Holothuria atra) — reference image.
Creator: Dr. James P. McVey via Wikimedia Commons
Licence: Public domain
View image sourceSpecies record
Black Sea Cucumber
Holothuria atra
Explore the Black Sea Cucumber (Holothuria atra) species record in The Ark Is Earth, including classification, habitat, distribution, conservation information, and sources.
Summary
The black sea cucumber (Holothuria atra) feeds on sediment in coral-reef and rocky intertidal ecosystems. Research on this species found that it selectively takes in nutrient-rich particles, including material associated with algal detritus and bacteria.
Classification in this archive
- Kingdom: Animals
- Phylum: Echinoderms
- Class: Sea cucumbers
- Order: Holothuriida
- Family: Holothuriidae
- Genus: Holothuria
- Species: Holothuria atra
Habitat and distribution
Selected documented locations — not a complete species range.
- Habitat
- shallow reef flats, sandy seabeds, coastal lagoons
- Selected regions
- Africa, Asia, Oceania
Conservation status
The Ark records: Least Concern.
Did you know?
- It gets food from tiny bits of algal detritus and bacteria mixed into sediment.
More images
British Museum table of Holothuria (Halodeima) atra.
Creator: British Museum
Licence: Public domain
View image sourceSources and attribution
Conservation
IUCN Red List — Holothuria atra (global assessment; assessed 18 May 2010; published 2013; Needs Updating)Accessed 2026-09-25
General
Mfilinge & Tsuchiya (2016) — Changes in sediment fatty acid composition during passage through the gut of the tropical sea cucumber Holothuria atraAccessed 2026-09-24
General
Wikipedia — Holothuria atraAccessed 2026-09-17
Images
Wikimedia Commons — Black Sea Cucumber gallery imageAccessed 2026-09-27
Images
Wikimedia Commons — Black Sea Cucumber imageAccessed 2026-09-17