Nesting densities of the Red-tailed Hawk in various parts of its range.
Author(s)
Location
Average Density: km2 per nesting pair
Shelton 1971
Shelton, A. D. (1971). A population study of the breeding hawks genus Buteo in Marion County, Ohio. Master's Thesis, Ohio State Univ., Columbus.
Ohio
50.0
Misztal 1974
Misztal, A. (1974). The population and nesting of Red-tailed Hawks and Great Horned Owls on the Wisconsin till plains of western Ohio. Master's Thesis, Ohio State Univ., Columbus.
Ohio
43.0
Cornman 1973
Cornman, D. D. (1973). Red-tailed Hawk population ecology in Wood County, Ohio. Master's Thesis, Bowling Green State Univ., Bowling Green, OH.
Ohio
24.9
Kirkley and Springer 1980
Kirkley, J. S. and M. A. Springer. (1980). Nesting populations of Red-tailed Hawks and Great Horned Owls in central Ohio. Raptor Research 14:22-28.
Ohio
6.2
Craighead et al. 1969
Craighead, J. C., F. C. Graighead, and J. C. George (1969). Hawks, Owls and Wildlife: Photographs by the Authors. Dover, New York, NY, USA.
Michigan
19.2
Gates 1972
Gates, J. M. (1972). Red-tailed Hawk populations and ecology in east central Wisconsin. Wilson Bulletin 84:421-433.
Wisconsin
10.6
Orians and Kuhlman 1956
Orians, G. and F. Kuhlman. (1956). Red-tailed Hawk and Great Horned Owl populations in Wisconsin. Condor 58:371-385.
Wisconsin
7.3
Hagar 1957
Hagar, Jr., D. C. (1957). Nesting populations of Red-tailed Hawks and Great-horned owls in central New York State. Wilson Bulletin 69:263-272.
New York
8.0
Johnson 1975d
Johnson, S. J. (1975d). Productivity of the Red-tailed Hawk in southwestern Montana. Auk 92:732-736.
Montana
8.0
Mcinvaille and Keith 1974
Mcinvaille, Jr., W. B. and L. B. Keith. (1974). Predator-prey relations and breeding biology of the Great Horned Owl and Red-tailed Hawk in central Alberta. Canadian Field-Naturalist 88:1-20.
Alberta
7.5
Luttich et al. 1971
Luttich, S. N., L. B. Keith and J. D. Stephenson. (1971). Population dynamics of the Red-tailed Hawk (Buteo jamaicensis) at Rochester, Alberta. Auk 88:75-87.
Alberta
7.0
McGovern and McNurney 1986
McGovern, M. and J. M. McNurney. (1986). Densities of Red-tailed Hawk nests in aspen stands in the Piceance Basin, Colorado. Raptor Research 20:43-45.
Colorado
5.7
McGovern and McNurney 1986
McGovern, M. and J. M. McNurney. (1986). Densities of Red-tailed Hawk nests in aspen stands in the Piceance Basin, Colorado. Raptor Research 20:43-45.
Colorado
2.0
Fitch et al. 1946b
Fitch, H. S., F. Swensen, and D. F. Tillotson (1946). Behavior and food habits of the Red-tailed Hawk. Condor 48:205–217.
California
1.3
Craighead et al. 1969
Craighead, J. C., F. C. Graighead, and J. C. George (1969). Hawks, Owls and Wildlife: Photographs by the Authors. Dover, New York, NY, USA.
Wyoming
2.6
Snyder and Snyder 1991
Snyder, N. F. R. and H. A. Snyder. (1991). Birds of prey: natural history and conservation of North American raptors. Stillwater, MN: Voyageur Press, Inc.