Work of the Service; Personnel; Birds; Waterfowl; Wildlife refuges; Yukon Flats National Wildlife Refuge; ARLIS; Alaska
Jack Lentfer tabulating data of waterfowl observations in the Yukon Flats area. "Mallards, a pair, Pintail Drake." Aerial observations of waterfowl on the 10,500 square mile Yukon Flats of Interior Alaska that would be inundated by...
Tall white spruce shade the mossy forest floor near a lake on the Yukon Flats NWR.Trees; Scenics; Landscapes; Forestss; Boreal Forests; Yukon Flats National Wildlife Refuge; YFNWR; Species; Vegetation; Trees
Work of the Service; Wildlife management; Animal Tagging; Bird banding; Yukon Flats National Wildlife Refuge; YFNWR; Species; Birds; Waterfowl
Biological Technicians work quickly to measure, weigh, and band a White-winged scoter hen and her ducklings in a scoter breeding ecology study on Yukon Flats NWR.