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Difference between revisions of "Slaty-backed Gull" - BirdForum Opus

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;Larus schistisagus
 
;Larus schistisagus
 +
Also known as the Kamchatka Gull
  
 
[[Image:Slaty-backed_Gull.jpg|thumb|550px|right|Photo by rb stern<br />Photo taken: Thand.]]
 
[[Image:Slaty-backed_Gull.jpg|thumb|550px|right|Photo by rb stern<br />Photo taken: Thand.]]
 
==Identification==
 
==Identification==
 
L. 27 inches (68.5 cm)
 
L. 27 inches (68.5 cm)
====Breeding Adult====
+
Slate-gray back, upper wings, dark outer primaries separated from mantle by row of white spots, underside of primaries is grey, broad white trailing edge to wings, white head, belly and tail.. Bright pink legs, feet. Yellow eyes with red orbital ring. Yellow bill has red spot near tip.
*White head, belly, and tail
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*Dark, slaty-gray back and wings
+
Immature: Brown.  Immature is similar to [[Great Black-backed Gull]], but paler.
**Broad white trailing edge
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*Underside of wings features a "string of pearls" along the edges
+
 
**Can be seen from below when the bird is in flight
+
Similar Species:
*Yellow eyes
 
*Pink legs (appear shorter than similar gulls)
 
*Body appears stouter than similar gulls
 
*Yellow bill with orange-red subterminal band
 
====Immature====
 
Brown
 
===Similar Species===
 
 
The wings and back are slightly darker than those of the [[Western Gull]].<br/>
 
The wings and back are slightly darker than those of the [[Western Gull]].<br/>
  
Immature is similar to [[Great Black-backed Gull]], but paler.
+
It is similar in appearance to the Western Gull and the [[Glaucous-winged Gull]]. Another alternate name is Pacific Gull, though this also applies to a southern hemisphere species, ''Larus pacificus''.
 +
 
 
==Distribution==
 
==Distribution==
breeds on the western coast of Alaska but travels widely during nonbreeding seasons. Claims have been made as to its (sometimes occasional) presence throughout North America as well as the eastern coast of Asia. It is similar in appearance to the Western Gull and the Glaucous-winged Gull. Another alternate name is Pacific Gull, though this also applies to a southern hemisphere species, ''Larus pacificus''.
+
It is a common coastal breeding species in northeastern [[Asia]], wintering southward to [[Japan]], [[Korea]] and [[China]]. Frequently wanders to the western [[Alaska]] shorelines.
  
 
==Taxonomy==
 
==Taxonomy==
Also known as the Kamchatka Gull
+
 
 
==Habitat==
 
==Habitat==
 +
Coastal areas.
 
==Behaviour==
 
==Behaviour==
====Diet====
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Diet: Forager and a scavenger
Forager and a scavenger
 
 
==External Links==
 
==External Links==
 
{{GSearch|Larus+schistisagus}}
 
{{GSearch|Larus+schistisagus}}
 
*[http://www.orientalbirdimages.org/birdimages.php?action=birdspecies&Bird_ID=944&Bird_Image_ID=1578&Bird_Family_ID=104 View more images of this species on Orientalbirdimages]
 
*[http://www.orientalbirdimages.org/birdimages.php?action=birdspecies&Bird_ID=944&Bird_Image_ID=1578&Bird_Family_ID=104 View more images of this species on Orientalbirdimages]
[[Category:Birds]]
+
[[Category:Birds]][[category:incomplete]]

Revision as of 17:14, 21 May 2008

Larus schistisagus

Also known as the Kamchatka Gull

Photo by rb stern
Photo taken: Thand.

Identification

L. 27 inches (68.5 cm) Slate-gray back, upper wings, dark outer primaries separated from mantle by row of white spots, underside of primaries is grey, broad white trailing edge to wings, white head, belly and tail.. Bright pink legs, feet. Yellow eyes with red orbital ring. Yellow bill has red spot near tip.

Immature: Brown. Immature is similar to Great Black-backed Gull, but paler.


Similar Species: The wings and back are slightly darker than those of the Western Gull.

It is similar in appearance to the Western Gull and the Glaucous-winged Gull. Another alternate name is Pacific Gull, though this also applies to a southern hemisphere species, Larus pacificus.

Distribution

It is a common coastal breeding species in northeastern Asia, wintering southward to Japan, Korea and China. Frequently wanders to the western Alaska shorelines.

Taxonomy

Habitat

Coastal areas.

Behaviour

Diet: Forager and a scavenger

External Links

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