Gulls (Laridae)
Heermann's Gull (Larus heermanni) - HBW 3, p. 602
French: Goéland de Heermann
German: Heermannmöwe
Spanish: Gaviota Mexicana
Taxonomy: Larus Heermanni Cassin, 1852, San Diego, California.
Monotypic.
Distribution: Breeds in Gulf of California (particularly Isla Rasa) S to Nayarit; also Baja California (from San Benito Is off Pacific coast) and N very sparsely in S California, occasionally and irregularly to San Francisco Bay.
- Near Threatened Enlarge map
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A slow pan of a flock on the beach resting at their mid-day roost. Locality Ventura, Ventura County, California, USA (United States) (Monotypic species)
Don DesJardin 14 November 2008 4 years ago 48 sec 4.8 -
An adult preening on a rock Locality Playa de Cocos, San Blas, Nayarit State, Mexico (Northern) (Monotypic species)
Eldert Groenewoud 26 February 2007 5 years ago 10 sec 4.7 -
A lateral view of an adult in winter plumage on the beach at low tide with foraging Willet. Locality Ventura Harbor, Ventura County, California, USA (United States) (Monotypic species)
Don DesJardin 10 September 2012 36 weeks ago 37 sec 4.6 -
A close-up of a juvenile on the waterfront. Locality San Diego Bay, San Diego, San Diego County, California, USA (United States) (Monotypic species)
Josep del Hoyo 20 June 2012 37 weeks ago 21 sec 4.6 -
juvenile 1st winter swimming at Playa Requeson - Bahia de Concepcion Locality Baja California Sur State, Mexico (Northern)
Thore Noernberg 17 February 2013 11 weeks ago 22 sec 4.5 -
A winter-plumaged adult looking around on a rock Locality Ventura County, California, USA (United States) (Monotypic species)
Don DesJardin 31 October 2007 5 years ago 21 sec 4.4
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Adult moulting from non-breeding to breeding plumage
Locality Monterey, Monterey County, California, USA (United States) (Monotypic species)
auf 6 December 2009 44 weeks ago 4.4 -
In flight.
Locality Marina del Rey, Los Angeles County, California, USA (United States) (Monotypic species)
Alexander Viduetsky 12 August 2012 40 weeks ago 4.1 -
Adult bird in breeding plumage, standing on one leg on the beach.
Locality Del Rey Lagoon Park, Marina del Rey, Los Angeles County, California, USA (United States) (Monotypic species)
Pia Öberg 4 February 2006 1 year ago 4.1 -
Heermann's Gull juvenile
Locality Bolsa Chica State Beach, Huntington Beach, Orange County, California, USA (United States)
Barbara Boethling 24 May 2012 52 weeks ago 4.1 -
Adult Heermann's Gull (Juvenile is completely brown) at Monterey Bay, California
Locality Monterey Bay, California, USA (United States)
Ethan Winning 19 January 2013 2 weeks ago ADDED LAST MONTH 4 -
Juvenile. Perhaps in second year, because of red bill.
Locality San Francisco, California, USA (United States)
Antonio Silveira 21 October 2009 6 weeks ago 4
- No sound recordings available yet
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