Range
Cook's petrel breeds only in New Zealand, on Little Barrier, Great Barrier and Codfish Islands. Outside of the breeding season they migrate to the Pacific coast of South America, and across the equator to the east Pacific Ocean, where they are generally found between 34°S and 30°N (2) (3).
Habitat
A marine and highly pelagic bird, generally found over temperate and subtropical waters. It rarely occurs near land except when breeding on offshore islands, on forested ridges and steep slopes, between 300 and 700 meters above sea level (2) (7).
