Comprehensive DescriptionRead full entry
Description: The slug-like body may reach 6 mm in length, marbled olive-brown to black with paler extremities (
Habitat: This species is found, often in company with , in fully saline coralline rock pools on clean sea shores. Uniquely in the Fleet, Dorset, it is commonly found on Enteromorpha in water of reduced salinity (down to 20 ä or lower), but in its more usual habitat it feeds upon finely filamentous species of Cladophora .
Distribution: Distribution from Norway to the French Atlantic coast ( )."
Marine Species of the North Sea: http://www.species-identification.org/species.php?species_group=mollusca&id=763