Phoebastria immutabilis (Rothschild, 1893)
laysan albatross
Phoebastria immutabilis
photo by Auscape International

Family:  Diomedeidae ()
Max. size:  81 cm TL (male/unsexed); max.weight: 2,850.0 g
Environment:  others; marine
Distribution:  Pacific Ocean and Western Central Atlantic.
Diagnosis:  Wing: 20.3 cm.
Biology:  Total Length: 79 to 89 cm (Ref. 8812). Total annual breeding population of some 362,000 pairs representing about 1,200,000 to 1,400,000 birds (Ref. 84934). Occurs over open ocean (Refs. 356, 122680). Mainly feeds at night and often far from breeding colony. Forages with conspecifics, but rarely with other species. Seizes prey from the surface while sitting on the water. Scavenges on carrion and follows fishing boats. Diet consists mainly of squid as well as deep-water crustaceans, fish and flyingfish eggs (Ref. 122680). Breeding birds arrive at the islands in the first week of November, egg laying starts late November to early December. Eggs start to hatch in late January to early February, and by the second week of August all birds have fled the island (Ref. 96995).
IUCN Red List Status: Near Threatened (NT); Date assessed: 07 August 2018 (A4bd) Ref. 123251)
Threat to humans: 
Country info:   
 

Entered by: Karpouzi, Vasiliki - 12.06.07
Modified by: Sorongon-Yap, Patricia - 05.11.12

Source and more info: www.sealifebase.org. For personal, classroom, and other internal use only. Not for publication.


php script by sortiz, 10/02/17 ,  last modified by sortiz, 10/02/17