PACIFIC WALRUS, Odobenus rosmarus 



(Aivuk, Amiak) 



Range. — Walrus Island in Bristol Bay, Pribilof 

 Islands north to Point Barrow in summer, and oc- 

 casionally further east; most walruses mi<rrate 

 north in summer and south in winter. 



Habitat. — Marine and on ice floes; occasionally 

 haul out on land, as at Eound Island in Bristol 

 Bay. 



Race m Alaska. — The Alaska walrus is diver- 

 gens (type locality: about 35 miles south of Icy 

 Cape). The Atlantic race, rosmarus, is regai'ded 

 by some as a full species. 



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