Larva living in a tube from about 14-segmented stage onwards; the secretion tube is build up of longitudinal rhomboid scales, length about 1 mm. Head with three antenna and two pairs of tentaculous cirri.
Length of larval tube ca. 1 mm.
Adult found from eulittoral to about 500 m depth; larva pelagically.
Distribution in the North Sea
All North Sea, Skagerrak, Kattegat; also Waddenzee, W Baltic and other brackish waters as fjords and estuaries.
Eastern Atlantic, from Barentsz Sea to Namibia including in the Mediterranean Basin.