Rivers and streams; Georgia; Aquatic environments; Endangered species species; Endangered species; Fishes; blue shiner habitat; Cyprinella caerulea; Blue Ridge Physiographic Province
contaminants;ecological services;FWS Employees (USFWS); New Jersey; Resource management
Fish and Wildlife Service biologist conducts necropsy examination on dead loon to determine cause of death. Loons are often effected by lead poisoning and pesticides.