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Table 7. Predicted probability <br />averaged across all flights <br />season. <br />of detection totaled and <br />flown during a survey <br /> Number Sum of Predicted Mean Predicted <br /> of probability of probability of <br />Survey flights detection detection <br />2001 SP 106 76.0 0.72 <br />2001FA 82 28.2 0.34 <br />2002SP 104 69.9 0.67 <br />2002FA 81 46.2 0.57 <br />2003FA 104 41.0 0.39 <br />2004SP 133 103.2 0.78 <br />2004FA 105 48.7 0.46 <br />2005SP 118 56.3 0.48 <br />2005FA 121 93.2 0.77 <br />2006SP 113 54.3 0.48 <br />2006FA 101 52.8 0.52 <br />Table 8. Observed number and calculated indices of use for whooping crane groups <br />during the Cooperative Agreement period 2001-06. <br /> Index of Use Adjusted <br /> Number Numb (Number of crane Number Adjusted <br /> of crane er of groups / Number of crane Index of <br />Survey Year groups flights of flights) groups* Use** <br />2001 SP 2001.27 11 106 0.104 16.98 0.160 <br />2001FA 2001.82 1 82 0.012 2.28 0.028 <br />2002SP 2002.27 14 104 0.135 18.77 0.180 <br />2002FA 2002.82 20 81 0.247 35.05 0.433 <br />2003FA 2003.82 2 104 0.019 2.98 0.029 <br />2004SP 2004.27 1 133 0.008 1.05 0.008 <br />2004FA 2004.82 1 105 0.010 1.31 0.012 <br />2005SP 2005.27 5 118 0.042 6.55 0.056 <br />2005FA 2005.82 1 121 0.008 1.05 0.009 <br />2006SP 2006.27 25 113 0.221 37.30 0.330 <br />2006FA 2006.82 12 101 0.119 15.73 0.156 <br />* The observed number of crane groups was adjusted by the probability of detection during the survey using unequal <br /> probability sampling unbiased estimators from Thompson (1992). <br />** The index of use was recalculated with the adjusted number of crane groups in the numerator. <br />24