Field signs. At temeni black cap bordered on the sides of the white stripe, spin light-sizaya; throat light gray, podhvoste white, the rest of the bottom body aspidno-black, a darker at the abdomen. Do birds in the winter operenii cap dark gray with a blackish longitudinal transfer strinami; forehead, zasheek and the bottom of the body white, young birds painted similar, but differ in that they have many feathers on its back are blackish and ohristye kaemki. Wing 230-250 mm (Ivanov, Shtegman, 1978). Distribution. Zarastayuschie lake southern half of the European part of Russia, isolated colonies in the Primorsky Krai (oz. Hanka) (Ivanov, Shtegman, 1978). References. |
