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Larus marinus, Great black-backed gull

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Larus marinus   Linnaeus, 1758

Great black-backed gull
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Larus marinus

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Aves | Charadriiformes | Laridae

Environment: milieu / climate zone / depth range / distribution range Ecology

Others; freshwater.  Tropical; 82°N - 27°N, 85°W - 62°E (Ref. 124582)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Indo-Pacific, Atlantic Ocean, Mediterranean and the Arctic: Belize, Newfoundland, Egypt and Russia. Tropical to polar.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 79.0 cm TL male/unsexed; (Ref. 8812); max. published weight: 1.5 kg (Ref. 356)

Short description Morphology

Culmen: 6.48 cm; tarsus: 8.04 cm; wing: 48.1 cm.

Biology     Glossary (e.g. epibenthic)

Total Length: 71 to 79 cm; Wingspan: 152 to 167 cm (Ref. 8812). Found on beach and shoreline (Ref. 116102). Occupy the continental shelf; <100 km (Ref. 356). Largely dependent on freshwater and terrestrial environments. Feeds mostly on non-fish vertebrate prey (Ref. 95711). Displays surface-seizing and dipping behavior (Ref. 356). In the North Sea off the coasts of Scotland and northern England, is known to partially feed on the sandeel, Ammodytes marinus (Ref. 95711).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference References | Coordinator | Collaborators

SAUP Database. 2006. (Ref. 356)

IUCN Red List Status (Ref. 130435: Version 2024-2)

  Least Concern (LC) ; Date assessed: 07 August 2018

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses


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BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 0.5 - 11.9, mean 7.3 (based on 1006 cells).
Vulnerability (Ref. 71543): Moderate to high vulnerability (52 of 100).
Price category (Ref. 80766): Unknown.

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