Smooth Astarte

Astarte castanea, or the chestnut astarte, is a species of bivalve mollusc in the family Astartidae. It can be found along the Atlantic coast of North America, ranging from Nova Scotia to New Jersey.

Gulf of St. Lawrence (unspecified region), southern Gaspe waters (Baie des Chaleurs, Gaspe Bay to American, Orphan and Bradelle banks; eastern boundary: eastern Bradelle valley), lower St. Lawrence estuary; Prince Edward Island (from the northern tip of Miscou Island, N.B. to Cape Breton Island south of Cheticamp, including the Northumberland Strait and Georges Bay to the Canso Strait causeway); Nova Scotia; New Jersey

infralittoral and circalittoral of the Gulf and estuary