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s 1-14 w, S_ 00 <br />Year % change <br />2005 2006 2007 2008 2006 2007 2008 <br />Active 24 33 27 29 37.5 -18.2 7.4 <br />Trees Failed 22 20 10 9 -9.1 -50.0 -10.0 <br />Successful 2 13 17 20 550.0 30.8 17.6 <br />Active 36 41 42 54 13.9 2.4 28.6 <br />Nests Failed 33 24 11 12 -27.3 -54.2 9.1 <br />Successful 3 17 31 42 466.7 82.4 35.5 <br />Nestlings 53 68 63 73 28.3 -7.4 15.9 <br />Chicks Deceased 49 36 20 15 -26.5 -44.4 -25.0 <br />Fledglings 4 32 43 58 700.0 34.4 34.9 <br />Chicks /nest* <br />mean 1.52 1.59 1.42 1.56 4.6 -10.6 9.5 <br />var 0.592 0.460 0.355 0.446 -22.3 -22.8 25.7 <br />n 36 41 42 54 13.9 2.4 28.6 <br />SE 0.128 0.106 0.092 0.091 -17.4 -13.2 -1.1 <br />mean 0.10 0.72 0.94 1.14 620.0 30.6 21.3 <br />Fledglings /nest var 0.173 1.108 0.755 0.961 539.0 -31.9 27.4 <br />n 36 41 42 54 13.9 2.4 28.6 <br />SE 0.069 0.164 0.134 0.133 136.9 -18.5 -0.5 <br />Nests /tree <br />mean 1.50 1.24 1.56 1.86 -17.3 25.8 19.2 <br />var 0.96 0.38 1.03 2.05 -60.4 171.1 99.0 <br />n 24 33 27 29 37.5 -18.2 7.4 <br />SE 0.20 0.11 0.19 0.27 -45.0 72.7 42.1 <br />Table 5 - Census data from the Peltier Lake colony (2005 -08): Ground based survey data was <br />collected at least once per week from hatch to fledging. *This value was based solely upon visual <br />detection, typically after chick age 21 days, and is not indicative of actual clutch size. <br />82 <br />