Subspecies and Distribution. E.b.barbatusErxleben,1777—NAtlanticandArcticoceansfromtheCCanadianArctictoBarentsandLaptevseas. E. b. nauticus Pallas, 1881 — Arctic and subarctic oceans E of Laptev Sea to the C Canadian Arctic, also petion Sea and Sea of Okhotsk S to Hokkaido, Japan.