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Difference between revisions of "Ross's Gull" - BirdForum Opus

 
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[[Image:Rosss_Gull.jpg|thumb|550px|right|Photo &copy; by {{user|Dave+Hawkins|Dave Hawkins}} <br /> [[Manitoba]], [[Canada]]]]
 
;[[:Category:Rhodostethia|Rhodostethia]] rosea
 
;[[:Category:Rhodostethia|Rhodostethia]] rosea
[[Image:Rosss_Gull.jpg|thumb|550px|right|Photo by Dave Hawkins <br />Photographed in [[Manitoba]], [[Canada]].]]
 
 
 
==Identification==
 
==Identification==
30cm.  Summer adults are pale grey above and white below, pink flush to the breast, and black neck ring, pointed tail and red legs, short, black bill. In winter, the breast tints and neck collar are mostly lost (but remnants remain).
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29–32 cm (11½-12½ in)<br />
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'''Summer adult'''
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*Pale grey upperparts
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*White underparts
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*Pink flush to the breast
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*Black neck ring
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*Pointed tail
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*Red legs
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*Short, black bill<br />
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[[Image:16570Rossmeeuw5.jpg|thumb|350px|right|Photo by {{user|Dwaalgast|Dwaalgast}}<br />Scheveningen, The [[Netherlands]] 23 November 2004]]
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'''Winter adult''', the breast tints and neck collar are mostly lost (but remnants remain).<br />
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'''Juvenile''' has a noticeable "W" pattern across the wings in flight
 
====Similar Species====
 
====Similar Species====
 
[[Little Gull]] is slightly smaller with hood, pale wingtips (adult), longer bill, and shorter primary projection.<br />
 
[[Little Gull]] is slightly smaller with hood, pale wingtips (adult), longer bill, and shorter primary projection.<br />
 
==Distribution==
 
==Distribution==
Northern [[Canada]] and north-eastern [[Siberia]].
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[[File:Ross's gull immature in flight (2).jpg|thumb|350px|right|Second Calendar Year<br />Photo &copy; by {{user|katastrofa|katastrofa}}<br />Varanger, [[Norway]], 27 May 2022]]
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Northern [[Canada]] and north-eastern [[Siberia]]. '''Vagrant''' to [[Britain]], north, central and southern [[Europe]]
 
==Taxonomy==
 
==Taxonomy==
This is a monotypic species, which is sometimes placed in genus ''[[:Category:Hydrocoloeus|Hydrocoloeus]]''.
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This is a [[Dictionary_M-O#M|monotypic]] species<sup>[[#References|[1]]]</sup>, which is sometimes placed in genus ''[[:Category:Hydrocoloeus|Hydrocoloeus]]''.
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==Habitat==
 
==Habitat==
Swampy estuaries.
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Breeds in swampy arctic tundra.<br />
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Sea coasts and coastal lagoons, often perches on ice floes and glacier edges.
 
==Behaviour==
 
==Behaviour==
2-3 eggs are laid in a nest on the ground.
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====Flight====
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Very bouyant. In a high wind will 'shear' like a [[Black-legged Kittiwake|Kittiwake]] and will hover and dip reminiscent of a [[:Category:Chlidonias|marsh terns]].
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====Breeding====
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Two to three eggs are laid in a nest on the ground.
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====Diet====
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Its diet includes any small prey and it feeds on mudflats.
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====Vocalisation====
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A typical call is "e-wo,e-wo,e-wo", or "kliaw"'.
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==References==
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#{{Ref-Clements6thOct22}}#Collins Field Guide 5th Edition
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{{ref}}
  
Its diet includes any small prey and it feeds on mudflats.
 
 
==External Links==
 
==External Links==
{{GSearch|Rhodostethia+rosea}}
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{{GSearch|"Rhodostethia rosea" {{!}} "Hydrocoloeus rosea" {{!}}"Ross Gull"}}
*[http://www.orientalbirdimages.org/birdimages.php?action=birdspecies&Bird_ID=957&Bird_Image_ID=734&Bird_Family_ID=104 View more images of this species on Orientalbirdimages]
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{{GS-checked}}1
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<br />
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<br />
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[[Category:Birds]] [[Category:Rhodostethia]]
 
[[Category:Birds]] [[Category:Rhodostethia]]

Latest revision as of 15:08, 25 August 2023

Rhodostethia rosea

Identification

29–32 cm (11½-12½ in)
Summer adult

  • Pale grey upperparts
  • White underparts
  • Pink flush to the breast
  • Black neck ring
  • Pointed tail
  • Red legs
  • Short, black bill
Photo by Dwaalgast
Scheveningen, The Netherlands 23 November 2004

Winter adult, the breast tints and neck collar are mostly lost (but remnants remain).
Juvenile has a noticeable "W" pattern across the wings in flight

Similar Species

Little Gull is slightly smaller with hood, pale wingtips (adult), longer bill, and shorter primary projection.

Distribution

Second Calendar Year
Photo © by katastrofa
Varanger, Norway, 27 May 2022

Northern Canada and north-eastern Siberia. Vagrant to Britain, north, central and southern Europe

Taxonomy

This is a monotypic species[1], which is sometimes placed in genus Hydrocoloeus.

Habitat

Breeds in swampy arctic tundra.
Sea coasts and coastal lagoons, often perches on ice floes and glacier edges.

Behaviour

Flight

Very bouyant. In a high wind will 'shear' like a Kittiwake and will hover and dip reminiscent of a marsh terns.

Breeding

Two to three eggs are laid in a nest on the ground.

Diet

Its diet includes any small prey and it feeds on mudflats.

Vocalisation

A typical call is "e-wo,e-wo,e-wo", or "kliaw"'.

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, T. A. Fredericks, J. A. Gerbracht, D. Lepage, S. M. Billerman, B. L. Sullivan, and C. L. Wood. 2022. The eBird/Clements checklist of Birds of the World: v2022. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
  2. Collins Field Guide 5th Edition

Recommended Citation

External Links

GSearch checked for 2020 platform.1

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