Aquatic animals; Aquatic environments; Biological control; Habitat conservation; Invasive species; Population control; Work of the Service;
This is a plan to prevent zebra mussels and other aquatic nuisance species from spreading westward. This document includes background on the issue, including the current and potential impacts, ecological, economic and otherwise, the spread of these...
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 is a status assessment of the double-crested cormorant in North America as of 2001. It includes general information on the bird, biological information and area-specific population information for throughout North America.
Art; Aquatic animals; Endangered species; Rivers and streams;
This is a poster about freshwater mussels. One side displays a subaquatic environment featuring mussels and various fish, while the reverse side describes the mussels' life cycle and ecosystem role as well as what is being done to protect them.
Biography; History; Military; Biologists (USFWS); Employees (USFWS); Work of the Service; Supervision; Wetlands;
Nevin Holmberg oral history transcript as conducted by Dorothe Norton. Nevin Holmberg started with the Fish and Wildlife Service at the Division of River Basin Studies in Sacramento, transferred to Corona Del Mar to the Southern California Field...
This is a preliminary biological assessment of Kirwin National Wildlife Refuge. Stimulation for the report was based on the concept that future decisions related to the biological portion of the Comprehensive Conservation Plan will be based on the...
This report is an initial biological assessment of wetland conditions on Long Lake National Wildlife Refuge, Slade National Wildlife Refuge, and Florence Lake National Wildlife Refuge that was conducted as part of the pre-planning phase for...
Bird banding; Birds; Game birds; Game management; Migratory birds; Statistics;
This is the report of the results of a banding study conducted on mourning doves. The information derived from the study allows for management of the doves as a game resource.
Bird banding; Birds; Game birds; Game management; Migratory birds; Statistics;
This is the report of the results of a banding study conducted on mourning doves. The information derived from the study allows for management of the doves as a game resource.