Biodiversity Heritage Library
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A computer software system for entering, managing, and analyzing fish capture data from streams /
By: Van Deventer, John S. - Platts, William S., - Intermountain Research Station (Ogden, Utah) - United States.
Publication info: Ogden, UT :U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station,1985.
Contributed by: U.S. Department of Agriculture, National Agricultural Library
Subjects: Computer programs Counting Electric fishing Fish populations Fishes
Roadside bird counts on BLM lands in Petroleum and Fergus counties, Montana / submitted by Paul Hendricks; a report to Bureau of Land Management, Lewistown Field Office.
By: Hendricks, P. - Montana Natural Heritage Program. - United States.
Publication info: Helena, Mont. :Montana Natural Heritage Program,c2000.
Contributed by: Montana State Library (archive.org)
Subjects: Baird's sparrow Bird surveys Birds Brewer's sparrow Brown-headed cowbird Counting Fergus County Geographical distribution Grasshopper sparrow Grassland birds Lark bunting Long-billed curlew Montana Musselshell River (Mont.) Petroleum County Ponderosa pine Roadside transect Sage thrasher Sagebrush Savannah sparrow Short-eared owl Sprague's pipit Upland sandpiper Vesper sparrow Western meadowlark
Techniques for shipboard surveys of marine birds / by Patrick J. Gould and Douglas J. Forsell.
By: Gould, Patrick J. - Forsell, Douglas J. - U.S. Fish and Wildlife Service.
Publication info: Springfield, VA :National Technical Information Service [distributor],1989.
Contributed by: Prelinger Library (archive.org)
Subjects: Bird populations Counting Estimates Sea birds