Pop_growth___fecundity_F07

Pop_growth___fecundity_F07 - Fecundity Table for female...

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Fecundity Table for female lions Age 0 1.00 0.00 0.00 1 0.75 0.00 0.00 2 0.58 0.14 0.08 3 0.58 0.57 0.33 4 0.50 0.50 0.25 5 0.42 0.00 0.00 6 0.33 1.25 0.41 7 0.25 0.67 0.17 8 0.25 0.33 0.08 9 0.17 0.00 0.00 10 0.08 0.00 0.00 1.32 Comparison of the effect of different net Reproductive Rates over time Starting Population size = 500 1.32 1.00 0.50 years 0 500.0 500 500 1 660.0 500.0 250.0 2 871.2 500.0 125.0 3 1,150.0 500.0 62.5 4 1,518.0 500.0 31.3 5 2,003.7 500.0 15.6 6 2,644.9 500.0 7.8 7 3,491.3 500.0 3.9 8 4,608.5 500.0 2.0 9 6,083.2 500.0 1.0 How long is a generation? G= Age 0 1.00 0.00 0.00 0 1 0.75 0.00 0.00 0 2 0.58 0.14 0.08 0.16 3 0.58 0.57 0.33 0.99 4 0.50 0.50 0.25 1 5 0.42 0.00 0.00 0 6 0.33 1.25 0.41 2.48 7 0.25 0.67 0.17 1.17 8 0.25 0.33 0.08 0.66 l x m x l x m x l x = proportion surviving in ageclas m x = number of female offspring pe R o = net reproductive rate= Sum = R o R o n x n x n x l x m x l x m x xl x m x females of number o female of Number = x x m l 0 1 0 1000 2000 3000 4000 5000 6000 7000 Effects Population size (nx) 0 R m xl m l m x x x x x x =
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9 0.17 0.00 0.00 0 10 0.08 0.00 0.00 0 1.32 6.46 G=6.4617/1.32= 4.88 yrs Sum = R o
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ss x er female in ageclass x generation current in the es generation next in offspring 2 3 4 5 6 7 8 9 10 ts of Net Reproductive Rate on Pop Growth 1.32 1.00 0.50 Years
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Go through a life table Age (x) 0 1150 7.05 1 40 1 1110 7.01 0.97 60 2 1050 6.96 0.91 100 3 950 6.86 0.83 450 4 500 6.21 0.44 488 5 12 2.48 0.01
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This note was uploaded on 09/08/2010 for the course BIOL 160 at San Jose State University .

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Pop_growth___fecundity_F07 - Fecundity Table for female...

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