Global Range: (200,000 to >2,500,000 square km (about 80,000 to >1,000,000 square miles)) BREEDS: Gulf Coast from southern Louisiana and Texas south to Tamaulipas; peninsular Florida from Alachua County south to Cape Sable (greatest densities in southern Florida near Lake Okeechobee, Johnson et al. 1991); and locally inland in southeastern Colorado, western Kansas, Oklahoma (rarely), and northeastern Texas. WINTERS: breeding range and Gulf Coast. Highest winter densities occur in coastal Texas and Louisiana and in southern Florida, mostly associated with national wildlife refuges (Root 1988).