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...
"In New England, the specific job is to spread consumption more uniformly over the nearly 80 species of fish and shellfish that are brought, into local ports each year. Production records 'of the fishing industry show a serious lack of...
Oral history narration by Jerry Lawhorn concerning the aircraft N-754, relaying the time, place and how it all evolved. At the time of the evolution of N-754, Jerry was employed with the U.S. Fish and Wildlife Service, Aircraft Division. His...
Oral history interview/narration with Jerry Lawhorn, pilot biologist, concerning the history of N-754, its conversion/adaptation by the U. S. Fish and Wildlife Service for use in bird surveys. Transcribed from tape by: Mary E. Smith
This is a status assessment of the Eastern massassauga in North America. It includes biological information on the species, distribution status information and detailed status figures.
This is the 1998 status assessment of the scaleshell mussel in the United States. It includes biological information on the species, distribution status information and detailed status figures.
This publication is is the result of a Fish and Wildlife Countermeasures Coordination Project undertaken by the U.S. Fish and Wildlife Service (USFWS). The goals of the project include the development of national “best practices” using...
