Calidris fuscicollis

tags: White-rumped Sandpiper, Calidris fuscicollis, birds, mystery bird, bird ID quiz [Mystery birds] White-rumped Sandpiper, Calidris fuscicollis, photographed at Galveston, East Beach, Texas. [I will identify this bird for you in 48 hours] Image: Joseph Kennedy, 19 May 2009 [larger view]. Nikon D200 ,Kowa 883 telescope with TSN-PZ camera eyepiece 1/800s f/8.0 at 1000.0mm iso400. Please name at least one field mark that supports your identification. Review all mystery birds to date.