Observed by: Chris.R
Date: October 4, 2017
ID help requested

I think this is a pair of rare curlew sandpipers: "differ from dunlin in having a longer down-curved bill, longer neck and legs and a white rump." Obvious white rumps in the photo, and the bills look longer than a dunlin as well.
--Chris.R, October 20, 2017, 23:41