[Birdnet] Stilt Sandpipers at Bear River MBR
Kristin Purdy
kristinpurdy at comcast.net
Sun Aug 12 21:28:05 MDT 2007
I made my weekend pilgrimage to Bear River MBR again this morning to study
shorebirds and saw STILT SANDPIPERS twice near the south corner of the auto
tour loop. I think these were two different birds. This is the same area
where Mark Stackhouse reported one yesterday. The birds were inside the auto
tour loop and my position was about two-tenths of a mile northeast of the
observation tower, looking north into Unit 2.
These sandpipers appeared to be adults by virtue of their soft gray
upperparts; they've advanced mostly to basic plumage although one still
showed some barring down the side and flank.
If you look for them, pay attention to both yellowlegs species. Those are
the ones you'll need to check and dismiss in order to find the Stilts.
Dowitchers were present, but the Stilts were more active than dowitchers,
seemed to be circulating with yellowlegs and share the same color scheme as
yellowlegs right now (white and gray with yellow legs). The dowitchers are
mostly still in brown-rufous plumage. I found that the Stilt Sandpipers'
combination of white supercilia contrasting with darker eyelines along with
the black drooping bills were the features that caught my attention; then
watching for the more subtle features took over. This is purely a scope
endeavor. The birds were too far out even for binoculars.
Both birds flushed (at different times) to the northeast with many others;
after I looked for them for another hour Jack Binch joined me we looked a
bunch more. We couldn't find them again. Bummer.
The water continues to recede and so do the shorebirds. It's remarkable how
much farther out they were than just two weekends ago. But viewing was also
good on the west leg of the loop up to three to four tenths of a mile north
of the tower and the birds were closer from that side by afternoon.
Other good sightings included (in the order of the sightings) two
Short-eared Owls about a mile west of the Canadian Goose club, two adult
Black-bellied Plovers still in alternate plumage, a lone Semi-palmated
Plover, Paul Higgins and Steve and Cindy Sommerfeld. The owls were on the
north side of the road and one was a juvenile standing on the ground.
Today's trip was my third in two weeks and I've seen one or two owls at dawn
and as late as 8:45 am along the same stretch each time--1/2 to 1 mile or so
west of the Canadian Goose club.
Bear River MBR is located about 11 miles west of I-15 at exit 363.
Kris
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