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.
David Janes oral history interview as conducted by Dorothe Norton. Along with working at various refuges, David Janes worked out of the regional offices in Region 5 and Region 6. He retired in 1997 as a GS-12 Land Acquisition Planning Biologist...
Jim Tisdale oral history interview as conducted by Denny Holland. Along with working at the various refuges, Jim also spent time in the Atlanta GA. and Salt Lake City, Utah area offices.
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...
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.
Lake Andes NWR, Lake Andes, South Dakota: Sandhill cranes are a stunning sight as they rise from the prairie of Lake Andes Refuge. The lake for which the refuge is named is a typical prairie lake, dependent upon snowmelt and rainfall run-off. ...
This is an in-depth description of the red-cockaded woodpecker. It covers a multitude of topics, including history, location, habitat, environmental niche, conservation efforts and more.
Birds; Grasslands; Migratory birds; Perching birds; Research; Species of concern;
This is a description of the molt and aging criteria for four grassland passerines. The species covered are Sprague's Pipit, Grasshopper sparrow, Baird's sparrows, and Chestnut-collared Longspurs. Molt information is important for determining...
Midway Atoll National Wildlife Refuge is host to the largest remaining colony of albatross in the world. The colony can include more than 500,000 nests on a given year. This image shows typical nest density in areas without the invasive plant,...
Birds; Migratory birds; Monitoring; Perching birds; Research; Statistics; Species of concern; Wildlife management;
This is a status assessment and conservation plan for the Cassin's Sparrow. It includes a description and natural history of the bird, as well as range information pertinent to breeding, migration and wintering, monitoring activities, population...
This is a guide to help with data analysis of avian monitoring programs. It covers assessment of abundance and species composition using point counts, demographic monitoring via mist-nets and demographic monitoring via nest-monitoring. The guide...
