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The Conservation Reserve Program:
Habitat for Grassland Birds

Table 5


Table 5.  Densities of Selected Species of Birds (Indicated Pairs per 100 ha) in Conservation Reserve Program Fields, by County and Conservation Practice.
  Fallon County Butte County Hettinger County Sheridan County McPherson County
CP1 CP4 CP1 CP2 CP10 CP1 CP10 CP1 CP2 CP1 CP2 CP4 CP10
Bobolink 0.0 0.0 0.0 0.0 0.7 6.7 11.7 0.9 4.0 1.8 3.1 0.0 4.0
Brown-headed Cowbird 1.1 1.9 1.3 0.6 0.5 7.6 14.3 8.9 8.2 10.0 6.9 0.0 3.0
Chestnut-collared Longspur 0.1 0.0 0.0 0.5 8.0 1.9 5.2 9.6 2.6 1.2 3.9 0.0 0.5
Clay-colored Sparrow 0.0 0.0 0.0 0.0 0.0 0.4 0.0 8.8 3.1 1.8 1.2 0.0 3.0
Common Yellowthroat 0.0 0.0 0.6 0.0 0.0 0.5 0.0 0.0 0.1 6.8 0.9 0.0 1.0
Grasshopper Sparrow 16.1 8.2 1.9 14.8 10.2 24.1 18.2 24.9 22.5 19.9 44.0 26.6 24.6
Horned Lark 11.6 8.8 4.2 22.9 10.1 5.4 5.2 10.2 10.9 2.3 4.6 0.0 0.0
Lark Bunting 22.6 10.5 18.8 43.2 10.0 54.5 46.9 43.5 51.1 14.2 17.1 0.0 6.5
Red-winged Blackbird 1.0 0.5 13.3 1.4 0.7 23.6 11.7 2.6 4.2 50.3 14.2 13.3 24.6
Savannah Sparrow 0.7 0.2 0.6 0.2 0.4 9.0 0.0 6.4 4.6 1.4 3.2 0.0 6.0
Sedge Wren 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.2 0.0 0.0 0.0 0.0
Western Meadowlark 14.3 11.5 17.5 17.0 9.8 8.2 2.6 4.8 7.9 5.1 7.9 0.0 6.0

Table 5 (continued)
  Kidder County Eddy County Day County Grant County
CP1 CP10 CP1 CP10 CP1 CP4 CP1 CP2 CP3 CP10 CP12
Bobolink 4.7 2.3 7.1 4.3 11.1 1.4 15.2 14.3 0.0 16.1 0.0
Brown-headed Cowbird 6.9 4.8 5.8 3.4 5.6 11.9 2.0 0.7 0.0 1.5 0.0
Chestnut-collared Longspur 0.5 6.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0
Clay-colored Sparrow 2.8 11.7 11.0 3.4 10.1 4.2 8.4 9.7 19.5 8.4 0.0
Common Yellowthroat 2.3 3.7 3.8 0.0 16.9 30.7 17.7 16.8 10.6 6.6 0.0
Grasshopper Sparrow 16.1 23.9 32.3 3.4 21.5 7.0 10.4 15.4 19.5 8.4 0.0
Horned Lark 3.3 1.4 1.5 0.0 1.1 0.0 0.1 0.0 0.0 0.0 0.0
Lark Bunting 8.9 24.9 0.0 0.0 0.4 0.0 0.0 0.0 0.0 0.0 0.0
Red-winged Blackbird 30.5 14.0 15.6 1.7 32.6 52.4 22.2 12.4 0.8 10.5 46.3
Savannah Sparrow 5.9 3.9 8.5 0.0 13.0 11.2 17.4 11.3 1.6 5.1 0.0
Sedge Wren 0.2 0.0 1.0 0.0 7.9 5.6 19.3 10.4 0.0 3.1 0.0
Western Meadowlark 6.0 12.7 4.9 6.8 3.0 2.1 1.1 0.6 0.8 2.3 0.0


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