James W. Lish

Status and Ecology of Bald Eagles Wintering in Oklahoma

Aerial and gronnd censuses of bald eagles (Haliaeetus leucocephalus) wintering in Oklahoma indicate a minimum population in midwinter of almost 600 eagles. The northern bald eagle (H. l. alascanus) is the primary subspecies found in Oklahoma. Eagles generally begin arriving in October, their populations peak in January, and most have departed by mid March. The largest concentrations ofeagIes are located along the SaIt Fork River near Salt Plains National Wildlife Rehlge (NWR), at Grand Lake, in Osage and Texas Counties, at the Wichita Mountains NWR and Sequoyah NWR, and at Keystone,...