Larus schistisagus, Slaty-backed gull
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Larus schistisagus   Stejneger, 1884

Slaty-backed gull
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Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Aves | Charadriiformes | Laridae

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

Others.  Tropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Northern Pacific, Northern Atlantic and the Arctic.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 68.0 cm TL male/unsexed; (Ref. 8812); max. published weight: 1.3 kg (Ref. 356)

Short description Morphology

Culmen: 5.55 cm; tarsus: 6.78 cm; wing: 43.1 cm.

Biology     Glossary (e.g. epibenthic)

Total Length: 61 to 68 cm; Wingspan: 132 to 137 cm (Ref. 8812). Found on beach and shoreline (Ref. 116102). Dipping; surface plunging; coastal; steep cliffs, rocky islands.

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

Main reference References | Coordinator | Collaborators

SAUP Database 2006 SAUP Database. www.seaaroundus.org. (Ref. 356)

IUCN Red List Status (Ref. 130435: Version 2025-1)

  Least Concern (LC) ; Date assessed: 08 August 2018

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses


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More information

Trophic Ecology
Food items (preys)
Diet composition
Food consumption
Predators
Ecology
Ecology
Population dynamics
Growth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
Life cycle
Reproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
Distribution
Countries
FAO areas
Ecosystems
Occurrences
Introductions
Physiology
Oxygen consumption
Human Related
Stamps, coins, misc.
Outreach
Collaborators
Taxonomy
Common names
Synonyms
Morphology
Pictures
References
References

Internet sources

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): 2.9 - 20.9, mean 7.9 (based on 1272 cells).
Fishing Vulnerability (Ref. 71543): Moderate to high vulnerability (47 of 100).
Price category (Ref. 80766): Unknown.

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