Northeast Atlantic Ocean: west coast of Sweden (Öresund; Kattegat; Gullmarfjord); France (Bloscon, near Roscoff). [details]
Mud and sand, more or less mixed and rich in organic matter, 'Amphioxus'-sand, shelly sand, among algae, tubes of ... [details]
Northeast Atlantic Ocean, Öresund, north Hven (= Ven) Island (Sweden) and facing Ålabodarna (Sweden) ... [details]