Field signs. It is very similar to the mayor, but darker. The back, shoulder and upper body feathers wing feathers of gray-sizye, the rest white plumage; primary mahovye feathers dymchato-gray with white konchikami; birds in the winter operenii on the head and neck are burovatye pestriny. Young birds dymchato-brown with pestrinami, mahovye feathers they burovatye with a white peak. Wing 394-458 mm (Ivanov, Shtegman, 1978). Distribution. Commander of the Islands and possibly the eastern coast of Kamchatka, which met in summer; kochevkah of Chukotka in the p-ova to the shores of Primorye. Aleutian and other islands in the Bering Sea, Alaska and the Pacific coast of North America to the south to the state of Washington (Ivanov , Shtegman, 1978). References. |
