Bulwer's petrel

This very long-winged petrel is 25-29 cm in length with a 78-90 cm wingspan. It has mainly brown plumage and a long pointed tail. It has a buoyant twisting flight as it picks planktonic food items from the ocean surface.

The Bulwer's petrel is classified as Least Concern. Does not qualify for a more at risk category. Widespread and abundant taxa are included in this category.

Bulwer's Petrel, on Hawaii breeding grounds Figure 1. Distribution of Bulwer’s Petrel in the Hawaiian archipelago. James Bulwer, a Scottish clergyman and amateur naturalist, is credited with collecting the type specimen of Bulwer’s Petrel on islands off Portugal (the Desertas) for Sir William Jardine in 1828. More interested in conchology and archaeology, Bulwer contributed little else to ornithology and lived out the remainder of his life quietly in Norfolk, Scotland. More

Bulwer's Petrel is a pelagic seabird feeding on the surface off squid, plankton and small fish. Migrant. Watercolour by Serge Nicolle Reasons for the need for protection/inclusion in annex I In the past, human predation affected Bulwer's Petrel. Since the declaration of the breeding areas as Nature Reserves, the prospects for this petrel have improved enormously. The species is heavily predated by the increasing population of Yellow-legged Gull (Larus cachinnans) and by rats and cats. More

Bulwer's Petrels were located at night by their vocal activity. At the time of our visit, they were commencing egg-laying, so it was possible to sex all birds by cloacal inspection with absolute certainty (Serventy 1956) before banding them. The same nests were visited later, again at night, and the incubating birds (24 males and 18 females) stimulat- ed to call by producing a human imitation of this species' call. More

A female Bulwer's Petrel (Bulweria bulwerii) nesting on Sand Island, Johnston Atoll, during the 1992 and 1993 breeding seasons was at the time last seen (July 1993) at least 24 yr 0 mo old, making it the oldest known Bulwer's Petrel in the world. This was the only band recovery during 1992 and 1993 from the 94 Bulwer's Petrels that were banded on Sand Island from 1964 through 1969 by the Pacific Ocean Biological Survey Program. = U.S. More

The Bulwer's Petrel (Bulweria bulwerii) is a small petrel in the family Procellariidae, and is one of two species in the genus Bulweria (Bonaparte, 1843). This bird is named after the Scottish naturalist James Bulwer. More

Bulwer's Petrel Cousin Island, 15 June 2009 Photo: Martyn Hammers Bulwer's Petrel Cousin Island, 15 June 2009 Photo: Martyn Hammers In July 2009 we brought you the news of the sighting of what was presumed were Herald’s and Jounin’s Petrels on Cousin Island – See this post. Well it turns out that the Jounin was actually a Bulwer’s!. The Seychelles Bird Committee has come back with a confirmation of this sighting as a Bulwer’s. More

Bulwer's Petrel: Breeds on small oceanic islands and offshore islets in the tropical Pacific and Atlantic oceans; accidental summer visitor off Monterey, California, and Outer Banks, North Carolina. Pelagic, comes ashore only to breed. Voice Text "uh-uh-uh-uh" Interesting Facts * The Bulwer’s Petrel is named after the Scottish naturalist James Bulwer. More

Bulwer's petrel: Bulweria bulwerii (The birds of North America) - Unknown Binding (1997) by Jennifer L MegyesiOut of Print-Limited AvailabilityBooks: See all items 2.Product Details Bulwer'S Petrel Lilfords Birds 1885-97 By A ThorburnBuy new: $47.71 $24.00In Stock› Show only Original old antique victorian print itemsHome & Garden: See all items 3. More

study suggests that Bulwer's petrel prefers warm waters of intermediate salinity, while Joaquin's petrel (Bulweria fallax) prefers slightly higher salinity levels. HABITAT Marine, strongly pelaqic. Breeds on barren, remote islands. BEHAVIOR Nocturnal. Both sexes make a barking call known as a "woof." They do not call while flying. FEEDING ECOLOGY AND DIET Feeds primarily at night on fish, squid, some crustaceans and sea-striders, by seizing prey from the surface. More

For the purposes of our bird news services, Bulwer's Petrel is classed as Mega: species which have not yet occurred in the British Isles or are exceedingly rare, or are otherwise highly desirable. More

Bulwer's Petrel is listed as "Least Concern" on the 2009 IUCN Red List Category. See more information on its fact sheet on BirdLife's Data Zone - Add this page to your favorite Social Bookmarking websites Digg! Reddit! Del.icio. More

The Bulwer's petrel is the smallest of the group. They are sooty-brown birds with lighter bars on the upper wing, a short wedge-shaped tail, and black legs and feet. Sixty to 70 pairs of this small seabird nest in the rocky crevices of the causeway on Sand Island. The oldest known Bulwer's petrel, banded 22 years ago, was discovered there in 1993. More

Bulwer's petrel have a fast, eratic flight and are regularly seen offshore of Oahu, often in the company of Wedge-tailed Shearwaters. Breeding occurs from April-October. As many as 300 pairs nest on the Offshore islands of Oahu including Manana, Moku lua, Popoi'a and Moku Manu. In the winter Bulwer's petrels disperse north and west of the Hawaiian islands. The flight of this species is twisting and erratic with careening and swooping motion while remaining close to the water's surface. More

(1996) Bulwer's Petrel in Indonesia. Kukila 8: 132-135. - Copyright More

Bulwer's Petrel also breeds on islands across the north Pacific from east of China to Hawaii. After breeding, birds disperse to spend the rest of the year at sea, mainly in tropical waters. This species has been recorded in Europe as a rare vagrant to Ireland, Great Britain, Portugal and the Netherlands. It has also appeared as a vagrant in North America, with rare sightings far off the coast of both California and North Carolina. More

Order : Procellariiformes
Family : Procellariidae
Genus : Bulweria
Species : bulwerii
Authority : (Jardine & Selby, 1828)