Dave, why wasn't your bird a Sanderling? The dark patch on the forewing is
a feature of that species, and they are common exactly where you saw your
bird.

Dennis Paulson phone: (206) 756-3798
Slater Museum of Natural History fax: (206) 756-3352
University of Puget Sound e-mail: dpaulson at ups.edu
Tacoma, WA 98416