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Caspian Tern

Caspian Tern, Hydroprogne caspia

 

Astoria, Oregon

 

Equipment:

 

Canon EOS 40D body

 

Canon EF 100-400mm f/4.5-5.6 L IS USM lens (off hand)

 

Settings:

 

F-stop: f/10

 

Exposure time: 1/1000 sec.

 

ISO speed: ISO-400

 

Exposure bias: 0 step

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Uploaded on October 22, 2009
Taken on August 11, 2009