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  1. Cliff-nesting raptor survey of the Sioux District, Custer National Forest : 1994 / submitted by Paul Hendricks and Keith H. Dueholm; a report to USDA Forest Service, Custer National Forest.
    By: Hendricks, P. - Dueholm, Keith H. - Custer National Forest (Agency : U.S.) - Montana Natural Heritage Program.
    Publication info: Helena, Mont. :Montana Natural Heritage Program,c1995.
    Contributed by: Montana State Library (archive.org)
    Subjects: Birds of prey  Custer National Forest (Mont. and S.D.)  Ferruginous hawk  Golden eagle  Goshawk  Merlin (Bird)  Nests  Prairie falcon  Surveys  Swainson's hawk  
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  2. Ferruginous hawk (Buteo regalis) inventories on the Dillon Resource Area of southwest Montana; 1992 / by Eric C. Atkinson for the Bureau of Land Management, Dillon Resource Area.
    By: Atkinson, Eric C. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1992]
    Contributed by: Montana State Library (archive.org)
    Subjects: Beaverhead County  Ferruginous hawk  Hawks  Madison County  Montana  
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  3. Monitoring of wildlife control areas and avifauna on the Oldman River Reservoir /
    By: Fyfe, Richard W. - Alberta.
    Publication info: Edmonton :Alberta Environmental Protection,1994.
    Contributed by: University of Alberta Libraries (archive.org)
    Subjects: Alberta  Birds of prey  Common loon  Dams  Effect of habitat modification on  Environmental aspects  Ferruginous hawk  Golden eagle  Oldman River Dam (Alta.)  Oldman River Region  Oldman River Reservoir  Oldman River Reservoir (Alta.)  Osprey  Prairie falcon  Wildlife monitoring  
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