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

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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).Species/GroupMean use % Flying % Flying Exposurewithin RSA Indexbrown-headed cowbird 0.01 0.00 n/a 0.00Cassin's finch 0.03 0.00 n/a 0.00cliff swallow 0.02 100.00 0.00 0.00dark-eyed junco 0.17 26.79 0.00 0.00European starling 0.01 0.00 n/a 0.00golden-crowned kinglet 0.01 100.00 0.00 0.00grasshopper sparrow 0.02 28.57 0.00 0.00gray-crowned rosy finch 0.15 100.00 100.00 0.15horned lark 7.24 81.08 1.62 0.10house finch 0.07 91.30 95.24 0.06lapland longspur 0.00 0.00 n/a 0.00loggerhead shrike 0.01 33.33 0.00 0.00mountain bluebird 0.01 100.00 0.00 0.00n. rough-winged swallow 0.06 100.00 100.00 0.06Red-breasted Nuthatch 0.00 100.00 0.00 0.00rock wren 0.03 9.09 0.00 0.00sage thrasher 0.01 0.00 n/a 0.00savannah sparrow 0.01 33.33 0.00 0.00say's phoebe 0.01 50.00 0.00 0.00snow bunting 0.02 100.00 100.00 0.02spotted towhee 0.01 0.00 n/a 0.00Swainson's thrush 0.00 0.00 n/a 0.00tree swallow 0.04 100.00 0.00 0.00unidentified blackbird 0.01 100.00 0.00 0.00unidentified bluebird 0.00 0.00 n/a 0.00unidentified finch 0.10 100.00 0.00 0.00unidentified flycatcher 0.02 12.50 0.00 0.00unidentified passerine 0.55 100.00 18.92 0.10unidentified sparrow 0.00 100.00 0.00 0.00unidentified swallow 0.04 83.33 20.00 0.01unidentified warbler 0.00 100.00 0.00 0.00varied thrush 0.01 0.00 n/a 0.00vesper sparrow 0.20 18.84 0.00 0.00violet-green Swallow 0.00 0.00 N/A 0.00western bluebird 0.00 0.00 n/a 0.00western kingbird 0.02 42.86 0.00 0.00western meadowlark 0.67 16.38 2.63 0.00western tanager 0.01 100.00 0.00 0.00white-crowned sparrow 0.04 71.43 0.00 0.00Wilson's warbler 0.00 0.00 n/a 0.00yellow warbler 0.00 0.00 n/a 0.00yellow-rumped warbler 0.00 0.00 n/a 0.00Other Birdscommon nighthawk 0.00 100.00 100.00 0.00northern flicker 0.01 100.00 0.00 0.00unidentified hummingbird 0.01 50.00 0.00 0.0036
FINAL REPORTMAIDEN WIND PROJECT BASELINE AVIAN STUDIESTable 7. Raptor and large bird nests located in the raptor nest survey area (study area plus areawithin a five-mile radius buffer).Number Active Number of Nests Which Total Young ObservedSpeciesNests aProduced Young b (young per successful nest)Ferruginous hawk 4 2 3 (1.5)Red-tailed hawk 14 9 16 (1.78)Swainson’s hawk 9 2 UnknownPrairie falcon 8 3 8 (2.2)Great-horned owl 2 Unknown UnknownBarn owl 1 1 1 (1.0)Common raven 17 6 11Inactive nests 52 N/A N/Aa based on April 30- May 2 surveyb based on June 18-19 survey37
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baseline avian studies for the proposed maiden wind ... - WEST, Inc.

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