Oystercatchers (Haematopodidae)

Chatham Oystercatcher (Haematopus chathamensis) - HBW 3, p. 324

French: Huîtrier des Chatham German: Chathamausternfischer Spanish: Ostrero de las Chatham

Taxonomy: Haematopus ostralegus chathamensis Hartert, 1927, Chatham Islands.
Has frequently been considered a race of H. unicolor or H. ostralegus; differentiation relatively weak, and species status questionable. Form H. ostralegus finschi has on occasion been associated with present species. Monotypic.

Distribution: Chatham Is, E of New Zealand, where restricted to coasts of Chatham, Mangere, Rangatira (formerly South-east I) and Pitt.