Waterfowl; Population control; Surveying; Habitat conservation; Birds;
In North America the process of establishing hunting regulations for waterfowl is conducted annually. In the United States the process involves a number of scheduled meetings in which information regarding the status of waterfowl is presented to...
Birds; Birds of prey; Endangered species; Migratory birds; Raptors; Monitoring; Population control
This is the monitoring plan for the American peregrine falcon under the Endangered Species Act. It describes the methods of monitoring and their implementation.
This is a guide to altricial passerines. It has an explanation of variables used for aging birds and an explanation of methodology employed, and provides information obtained while recording the early aging of the Dusky Flycatcher, the Carolina...
This classification, to be used in a new inventory of wetlands and deepwater habitats of the United
States, is intended to describe ecological tax, arrange them in a system useful to resource managers,
furnish units for mapping, and provide...