Hawaiian petrel Hawaiian petrel The Hawaiian petrel or uau ("Pterodroma sandwichensis") is a large, dark grey-brown and white petrel that is endemic to Hawaii. The Hawaiian petrel was formerly found on all the main Hawaiian Islands except Niihau, but today it is mostly restricted to Haleakalā crater on Maui; smaller populations exist on Mauna Loa on the island of Hawaii, Waimea Canyon on the island of Kauai, Lānaihale on Lānai, and possibly Molokai. It is also reportedly seen on the Galapagos Islands. Their diet consists of 50–75% squid, and smaller percentages of fish and crustaceans. The birds nest in burrows or rock
Hawaiian coot of the species had been meet. The delisting/downlisting criteria include protection and management of core and supporting wetlands, a population size greater than 2000 birds for five consecutive years, and multiple self-sustaining populations throughout the Hawaiian Islands. The first reference to a coot in the Hawaiian Islands was by Andrew Bloxam, who encountered the Hawaiian coot but failed to collect a specimen as he mistook it for the Eurasian coot, "Fulica atra", while in the islands in 1825 as the naturalist on board the HMS "Blonde". It is now considered either to be a separate species, "Fulica alai", or a