Phylum:

Echinodermata

Class:

Holothuroidea

Habitat:

Hard bottom, soft bottom/sand

Occurrence:

North Sea, English Channel, Atlantic, Mediterranean
At depths of up to 100 m

Size:

Appearance:

Black (otherwise brown/yellowish)
Elongated cylindrical shape
Conical and white papillae in 7 rows (on the dorsal side)