The northern elephant seal NES, Mirounga angustirostris, a member of the Phocidae family, is found only in the Northern Hemisphere, particularly in the eastern and central North Pacific.
El elefante marino del norte EMN, Mirounga angustirostris, pertenece a la familia Phocidae y sólo se encuentra en el hemisferio norte, particularmente en el Pacifico Norte oriental y central.