Larus glaucescens Naumann, 1840 Glaucous-winged gull |
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Family: | Laridae () | |||
Max. size: | 70 cm TL (male/unsexed); max.weight: 1,010.0 g | |||
Environment: | others; freshwater; brackish; marine | |||
Distribution: | Pacific Ocean and Atlantic Ocean. Tropical to polar. | |||
Diagnosis: | Culmen: 5.76 cm; wing: 42.3 cm. | |||
Biology: | Total Length: 61 to 68 cm; Wingspan: 132 to 137 cm (Ref. 8812). Occupies the continental shelf; <300 km (Ref. 356). Ground nesting species. Nests on grassy areas or slopes. When spotting threat, adults give out alarm calls to warn chicks who respond by moving to a nearby hiding place (Ref. 87784). Displays dipping and surface-plunging behavior (Ref. 356). | |||
IUCN Red List Status: | (LC); Date assessed: 07 August 2018 Ref. 123251) | |||
Threat to humans: | ||||
Country info: |
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