[Birdnet] probable JAEGER at Farmington Bay WMA

Tim Avery tanager at timaverybirding.com
Wed Sep 19 20:09:18 MDT 2007


I received a call from Steve Sommerfeld at about 7:55 this evening reporting
that he had seen a probable JAEGER species east of the main north-south road at
Farmington Bay WMA.  This is the large rest area that currently is covered in
waterfowl and coots.

Steve said it was an all dark bird that showed flashed of white in the wings. 
This means the bird is a 1st year dark morph (likely dark morph I should say). 
He reported that the bird was seen in tow with gulls in flight.  He was only
able to watch the bird for 10 seconds before he lost it, over 200 yards out
from shore.

Timing would mean the bird is most likely a Parasitic/Long-tailed, and one never
knows if these birds will stick around or not, so it may be worth checking the
area tomorrow.  If you see this bird pay close attention to the number of
"pale" or white primary shafts in primaries.  Birds with only 2 white shafts
are thought to usually be Long-tailed, and Colorado has had 3 or 4 in the last
3 weeks.  Parasitic can show 2, but typically show several more.

I will likely head out first thing and spend some time scanning the water.

Cheers

Tim
Salt Lake City, UT
tanager at timaverybirding.com
http://www.timaverybirding.com
http://www.timavery.com






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