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Sea cucumbers can be found in great numbers on the deep seafloor, where they often make up the majority of the animal biomass. [17] At depths deeper than 8,900 m (5.5 mi), sea cucumbers comprise 90% of the total mass of the macrofauna. [18] Sea cucumbers form large herds that move across the bathygraphic features of the ocean, hunting food.
Cucumaria miniata is a species of sea cucumber. [1] It is commonly known as the orange sea cucumber [2] or red sea cucumber [3] due to its striking color. This northeast Pacific species is often found wedged in between rocks or crevices at the coast or on docks and can generally be identified by its orange bushy tentacles protruding above the substrate.
Colochirus robustus, commonly known as the robust sea cucumber or the yellow sea cucumber, is a species of sea cucumber in the family Cucumariidae.It is found in shallow seas in tropical parts of the central Indo-Pacific region.
The following species are recognised in the genus Cucumaria. [1] Cucumaria adela Clark, 1946; Cucumaria anivaensis Levin, 2004; Cucumaria arcuata (Hérouard, 1921) Cucumaria beringiana Stepanov & Panina, 2021; Cucumaria compressa (R. Perrier, 1898) Cucumaria conicospermium Levin & Stepanov, 2002; Cucumaria crax Deichmann, 1941
Holothuria is the type genus of the marine animal family Holothuriidae, [1] part of the class Holothuroidea, commonly known as sea cucumbers. Members of the genus are found in coastal waters in tropical and temperate regions. They are soft-bodied, limbless invertebrates which dwell on the ocean floor and are usually detritivores.
Stichopus chloronotus is a species of sea cucumber. Common names include the greenfish sea cucumber, the spiky sea cucumber and the black knobby sea cucumber. [3] It is native to the Indo-Pacific region. It has a wide range and is abundant and the IUCN lists it as being of "Least Concern".
Holothuria grisea, the gray sea cucumber, is a mid-sized coastal species of sea cucumber found in shallow tropical waters of the Atlantic Ocean from Florida to Southern Brazil and West Africa. [1] They have a variety in color and can range from red to more yellowish with brown markings. [ 1 ]
Cucumaria vegae, also known as tiny black sea cucumber or northern tar spot, is a species of sea cucumber. It was first described to science by Johan Hjalmar Théel in 1886 [1] reporting on the sea cucumber specimens brought back by the Challenger expedition. Among these was the type specimen for this species, which was collected at Bering Island.