Larus delawarensis   Ord, 1815

Ring-billed 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.  Subtropical; 62°N - 8°N, 126°W - 53°W (Ref. 124582)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Indo-Pacific, Atlantic Ocean and the Mediterranean: Belize, Costa Rica and Netherlands Antilles.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 53.0 cm TL male/unsexed; (Ref. 8812); max. published weight: 471.00 g (Ref. 356)

Short description Morphology

Culmen: 4.24 cm; tarsus: 5.08 cm; wing: 37.7 cm.

Biology     Glossary (e.g. epibenthic)

Total Length: 45 to 53 cm; Wingspan: 121 to 127 cm (Ref. 8812).

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

Main reference References | Coordinator | Collaborators

Lepage, D. 2007. (Ref. 7816)

IUCN Red List Status (Ref. 130435: Version 2024-1)

  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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Trophic Ecology
Food items
Diet
Food consumption
Ration
Predators
Ecology
Ecology
Home ranges
Population dynamics
Growth
Age/Size
Length-weight
Length-length
Length-frequencies
Mass conversion
Recruitment
Abundance
Life cycle
Reproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
Larval dynamics
Distribution
Countries
FAO areas
Ecosystems
Occurrences
Introductions
Human Related
Aquaculture profile
Stamps, Coins Misc.
Outreach
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): 6.3 - 27.9, mean 12 (based on 2049 cells).
Vulnerability (Ref. 71543): Moderate vulnerability (41 of 100).
Price category (Ref. 80766): Unknown.