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| − | + | [[Image:Cassins_Auklet.jpg|thumb|550px|right|Photo by {{user|Glen+Tepke|Glen Tepke}}<br />Pacific west of Carmel, [[California]], [[USA]], August 2003]] | |
| − | + | ;[[:Category:Ptychoramphus|Ptychoramphus]] aleuticus | |
| − | [[Image:Cassins_Auklet.jpg|thumb| | + | ==Identification== |
| + | 25 cm | ||
| + | *Dark upperparts | ||
| + | *Pale underparts | ||
| + | *White mark above eye | ||
| + | *Dark bill with pale spot | ||
| + | *Blue feet | ||
| + | ==Distribution== | ||
| + | [[North America|North]] and [[Central America]] and [[Russia]]<br /> | ||
| + | '''North America''': [[British Columbia]], [[Vancouver]], [[Alaska]], [[Aleutian Islands]], [[California]], [[Oregon]] and [[Washington]]<br /> | ||
| + | '''Central America''': [[Mexico]], [[Baja California]]<br /> | ||
| + | '''Asia''': found only in [[Russia]] | ||
| + | ==Taxonomy== | ||
| + | ====Subspecies<sup>[[#References|[1]]]</sup>==== | ||
| + | There are 2 subspecies: | ||
| + | *''P. a. aleuticus'': | ||
| + | :*[[Aleutian Islands]] and [[Alaska]] to northern [[Baja California]] | ||
| + | *''P. a. australis'': | ||
| + | :*Southern Baja (San Benito to Asunción and San Roque islands) | ||
| + | ==Habitat== | ||
| + | Sea; nests on offshore islands. | ||
| + | ==Behaviour== | ||
| + | ====Breeding==== | ||
| + | It nests colonially in burrows, digging a hole in the soil. The single white egg is incubated for 40 days by both adults. The young fledges after 35 days. | ||
| + | ====Diet==== | ||
| + | The diet includes fish, plankton and krill. | ||
| + | ==References== | ||
| + | #{{Ref-Clements6thDec09}}#Avibase | ||
| + | #Wikipedia | ||
| + | #Birdweb | ||
| + | {{ref}} | ||
==External Links== | ==External Links== | ||
| − | + | {{GSearch|Ptychoramphus+aleuticus}} | |
| − | [[Category:Birds]] | + | |
| + | [[Category:Birds]] [[Category:Ptychoramphus]] | ||
Latest revision as of 16:36, 17 October 2010
- Ptychoramphus aleuticus
Identification
25 cm
- Dark upperparts
- Pale underparts
- White mark above eye
- Dark bill with pale spot
- Blue feet
Distribution
North and Central America and Russia
North America: British Columbia, Vancouver, Alaska, Aleutian Islands, California, Oregon and Washington
Central America: Mexico, Baja California
Asia: found only in Russia
Taxonomy
Subspecies[1]
There are 2 subspecies:
- P. a. aleuticus:
- Aleutian Islands and Alaska to northern Baja California
- P. a. australis:
- Southern Baja (San Benito to Asunción and San Roque islands)
Habitat
Sea; nests on offshore islands.
Behaviour
Breeding
It nests colonially in burrows, digging a hole in the soil. The single white egg is incubated for 40 days by both adults. The young fledges after 35 days.
Diet
The diet includes fish, plankton and krill.
References
- Clements, JF. 2009. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2009. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.
- Avibase
- Wikipedia
- Birdweb
Recommended Citation
- BirdForum Opus contributors. (2024) Cassin's Auklet. In: BirdForum, the forum for wild birds and birding. Retrieved 10 May 2024 from https://www.birdforum.net/opus/Cassin%27s_Auklet
