Astarte borealis (Schumacher, 1817)

Size Length to 51 mm. Adults usually 30-35 mm. Color White. Periostracum very dark brown to almost black in adults; light brown in juveniles. Habitat Infaunal mainly, on different types of sediments from silty to sandy sediments, often with gravel or stones. Depth From 2 to about 3000 m deep, but mainly in sublittoral. Feeding Suspension feeder. Life cycle Development without pelagic larvae. Distribution The species is distributed from the Arctic south to Japan, the Aleutians, Massachusetts Bay and the northern North Sea.