Table 6. Estimated bat fatalities/turbine (mean and 95% confidence intervals [CI]) for each species of bat per turbine, adjusted for searcher efficiency, carcass removal, and area, at control and treatment turbines at the Locust Ridge Wind Project in Columbia and Schuylkill Counties, Pennsylvania, 31 July–9 October 2010.
Control Turbines | Treatment Turbines | |||||||
Species | N | Mean | Lower 95% CI | Upper 95% CI | N | Mean | Lower 95% CI | Upper 95% CI |
Big brown bat | 9 | 1.19 | 0.39 | 2.12 | 2 | 0.38 | 0.23 | 0.85 |
Eastern red bat | 50 | 7.16 | 5.32 | 9.27 | 22 | 4.77 | 2.70 | 6.92 |
Hoary bat | 61 | 9.12 | 7.08 | 11.70 | 22 | 5.02 | 3.37 | 7.31 |
Little brown bat | 6 | 0.87 | 0.39 | 1.38 | 3 | 0.65 | 0.20 | 1.27 |
Silver-haired bat | 20 | 2.87 | 1.48 | 4.47 | 5 | 1.00 | 0.18 | 2.03 |
Tri-colored bat | 16 | 2.32 | 1.37 | 3.38 | 8 | 1.55 | 0.91 | 2.23 |