Pectinaria hyperborea (Malmgren, 1866)
Cistenides hyperborea (Malmgren, 1866)
Up to 55 mm.
Alive transparent greyish with red gills.
In alcohol yellowish, often with a reddish-brown coating on flat anterodorsal surface and chaetae of segment 3.
Vertical distribution 2-250 m, mainly at depths less than 50 m.
Surface deposit feeder.
Arctic, North Pacific, North Atlantic to Skagerrak, Canadian Atlantic, New England, Alaskan and Canadian Arctic, Siberian Arctic, Bering Sea, Alaskan Pacific, Sea of Okhotsk, Japan, East Greenland, Iceland, the Faeroes, Svalbard, Northern Norway, Barents Sea.