baseline avian studies for the proposed maiden wind ... - WEST, Inc.

FINAL REPORTMAIDEN WIND PROJECT BASELINE AVIAN STUDIESTable 6. Mean exposure indices calculated by species observed during fixed-point surveys(April 20, 2001-April 11, 2002).Mean use % Flying % Flying ExposureSpecies/Groupwithin RSA IndexWaterfowlCanada goose 0.04 100.00 90.32 0.04mallard 0.02 100.00 0.00 0.00Shorebirdskilldeer 0.00 0.00 n/a 0.00Corvidscommon raven 1.16 77.03 51.17 0.46black-billed magpie 0.03 27.27 0.00 0.00Upland GamebirdsCalifornia quail 0.01 0.00 n/a 0.00chukar 0.05 0.00 n/a 0.00gray partridge 0.01 0.00 n/a 0.00ring-necked pheasant 0.01 0.00 n/a 0.00Dovesmourning dove 0.06 80.95 0.00 0.00RaptorsAccipitersCooper's hawk 0.01 100.00 50.00 0.01sharp-shinned hawk 0.00 100.00 100.00 0.00unidentified accipiter 0.01 66.67 0.00 0.00Buteosferruginous hawk 0.02 100.00 50.00 0.01Swainson's hawk 0.06 100.00 73.08 0.05red-tailed hawk 0.08 96.67 58.62 0.04rough-legged hawk 0.03 100.00 84.62 0.02unidentified buteo 0.04 85.00 61.76 0.02Eaglesgolden eagle 0.02 100.00 33.33 0.01Harriersnorthern harrier 0.14 98.04 20.00 0.03FalconsAmerican kestrel 0.10 71.43 16.00 0.01prairie falcon 0.04 75.00 88.89 0.03peregrine falcon 0.01 100.00 100.00 0.01PasserinesAmerican goldfinch 0.07 99.81 0.00 0.00American pipit 0.07 81.82 0.00 0.00American robin 0.03 20.00 100.00 0.01barn swallow 0.01 100.00 0.00 0.00Brewer's sparrow 0.07 20.00 40.00 0.0135