The IUCN Red List of Threatened Species

Larus marinus

 – Least Concern

Taxonomy

Kingdom: ANIMALIA
Phylum: CHORDATA
Class: AVES
Order: CHARADRIIFORMES
Family: LARIDAE
Scientific Name: Larus marinus
Species Authority: Linnaeus, 1758
Common Name/s: GREAT BLACK-BACKED GULL (Eng)

Assessment Information

Red List Category & Criteria: LC    ver 3.1 (2001)
Year Assessed: 2004
Assessor/s: BirdLife International
Evaluator/s: Ekstrom, J. & Butchart, S. (BirdLife International Red List Authority)
Justification: This species has a large range, with an estimated global extent of occurrence of 100,000–1,000,000 km². It has a large global population estimated to be 630,000–720,000 individuals (Wetlands International 2002). Global population trends have not been quantified, but the species is not believed to approach the thresholds for the population decline criterion of the IUCN Red List (i.e., declining more than 30% in ten years or three generations). For these reasons, the species is evaluated as Least Concern.
History:
1988-Lower Risk/least concern (BirdLife International 2004)
1994-Lower Risk/least concern (BirdLife International 2004)
2000-Lower Risk/least concern (BirdLife International 2000)

Geographic Range

Range Description: This species has a large range, with an estimated global Extent of Occurrence of 100,000-1,000,000 km². It has a large global population estimated to be 630,000-720,000 individuals (Wetlands International 2002). Global population trends have not been quantified, but the species is not believed to approach the thresholds for the population decline criterion of the IUCN Red List (i.e. declining more than 30% in ten years or three generations). For these reasons, the species is evaluated as Least Concern.
Countries: Native:

Anguilla; Antigua and Barbuda; Aruba; Austria; Barbados; Belgium; Belize; Bermuda; Bulgaria; Canada; Cuba; Czech Republic; Denmark; Dominica; Dominican Republic; Estonia; Faroe Islands; Finland; France; Germany; Gibraltar; Greece; Greenland; Guadeloupe; Haiti; Iceland; Ireland; Italy; Latvia; Lithuania; Macedonia, the former Yugoslav Republic of; Martinique; Montserrat; Netherlands; Netherlands Antilles; Norway; Poland; Portugal; Puerto Rico; Romania; Russian Federation; Saint Kitts and Nevis; Saint Lucia; Saint Pierre and Miquelon; Saint Vincent and the Grenadines; Slovakia; Spain; Sweden; Switzerland; United Kingdom; United States; Virgin Islands, British; Virgin Islands, U.S.


Vagrant:

Algeria; Bahamas; Bosnia and Herzegovina; Croatia; Cyprus; Egypt; Hungary; India; Iran, Islamic Republic of; Israel; Kazakhstan; Kuwait; Lebanon; Luxembourg; Mauritania; Montenegro; Morocco; Slovenia; Syrian Arab Republic; Tunisia; Turkey; Venezuela

Habitat and Ecology

System: Terrestrial; Marine

Citation: BirdLife International 2004. Larus marinus. In: IUCN 2007. 2007 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 04 July 2008.
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