WebMar 4, 2024 · Great Black-backed Gull Larus marinus Scientific name definitions. LC Least Concern; Names (47) Monotypic; Thomas P. Good Version: 1.0 — Published March 4, 2024. Sign in to see your badges. Species names in all available languages. Species names in all available languages; Web117-134 Weight (gram): 1033-2272 620-1000 Size group: Bigger than a crow Bigger than a crow Main Texts: Appearance: Adults: Black back and pinkish legs. Large white windows at tips of primaries, and broad white trailing edge of wing. A very heavy gull with a heavy bill and broad wings.
Quantifying the impacts of predation by Great Black-backed Gulls
WebGreat black-backed gull (summer plumage) 1 2 3 Scientific name: Larus marinus Bird family: Gulls and terns UK conservation status: Amber Protected by The Wildlife and Countryside Act 1981 Audio Stuart Fisher, … WebMay 11, 2024 · Lesser black-backs are indeed quite commonly seen throughout the city and I see greater black-backs fairly regularly on a stretch of the Thames (where these two snapshots were taken) while watching peregrines. The sheer size, especially when seen in company with other gulls, and very apparent bulk, broad wings, and heavy bill, really … great moves physical therapy
Great Black-Backed Gull Bird Facts (Larus marinus)
WebOnline Ringing and Nest Recording Report. Commonly referred to as the Ringing Report, these summaries provide information on the numbers of birds ringed and reports (recoveries) of ringed birds received for the whole Ringing Scheme, covering Britain and Ireland, as well as broken down by country and local bird recording area (in Britain) or ... Webgreat black-backed gull (Larus marinus) Photo © Brian Tang WebBlack-backed Gull is ordinarily large enough to preclude confusion of these species, provided that an adequate view is obtained. General Structural Features ... In the Lesser'BiSck-backed Gull, all of the primaries and the greater secondary coyerts-are s-olidly dark-chocolate-brOwn".' The net effect con flood street london