About Haematopus bachmani Audubon, 1838
The black oystercatcher, Haematopus bachmani Audubon, 1838, is a large shorebird. It has a black head, neck, and breast, with a dark brown body. It has a long (9 cm / 3.5 in) bright red-orange bill and pink legs. Its iris is bright yellow, and it has a red eye-ring. Its plumage shows slight variation across its north-south range, with darker plumage found further north.