Field signs. Front neck gray on the forehead forelock of narrow long feathers; otherwise similar to the previous type. For winter birds Khokhlov no crown sage-black. The young birds are not described. Wing 126-136 mm (Ivanov, Shtegman, 1978). Distribution. Zaletnaya Rare Bird - 31 Aug., 1959 was produced in the Bay Kievka; reportedly requiring verification in 1910 was produced on Sakhalin Island near Starodubska; was in the Pacific Ocean 240 miles south-east of the on-wah Iturup (Ivanov, Shtegman, 1978). References. | 
