Range. - Western North America, breeding in Alaska and wintering on the Pacific coast of the United States. Rare east of the Mississippi.
This species is like the last except that the black extends on the under parts. This species nests very abundantly in northern Alaska, laying their eggs in a depression in the ground, lined with down. Favorite locations are the many small islets in ponds and small lakes. They lay from four to eight grayish colored eggs. Size 2.80 x 1.75. Data. - Cape Bathurst, North West Territory, Junes 22, 1901. Seven eggs in a small hollow in the ground, lined with down. Collector, Capt. H. H. Bodfish.