Mitigation for the Construction and Operation of Libby Dam
Mitigation for the Construction and Operation of Libby Dam
Mitigation for the Construction and Operation of Libby Dam
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Table A9. Mean zooplankton densities (no./l) (top line) <strong>and</strong> variances (bottom line) estimated<br />
from 10-20 m. vertical tows made in <strong>the</strong> Rex<strong>for</strong>d area <strong>of</strong> <strong>Libby</strong> Reservoir during 2002.<br />
Epischura <strong>and</strong> Leptodora were measured as number per m 3 .<br />
Month (N) Daphnia Bosmina Diaptomus Cyclops Leptodora Epischura Diaphanosoma<br />
April (3) 0.40<br />
0.10<br />
0.17<br />
8.22<br />
0.00<br />
1.32<br />
0.00<br />
0.24<br />
0.01<br />
0.03<br />
133.56<br />
0.00<br />
5.23<br />
0.00<br />
May (3) 0.37<br />
0.05<br />
0.19<br />
3.35<br />
0.79<br />
68.90<br />
0.05<br />
0.17<br />
0.00<br />
0.06<br />
13.53<br />
0.69<br />
6,207.85<br />
0.00<br />
July (3) 6.55<br />
0.54<br />
0.21<br />
17.29<br />
28.29<br />
165.92<br />
0.25<br />
4.05<br />
0.23<br />
0.04 6.68<br />
200.08<br />
11,958.62<br />
0.01<br />
August (3) 1.58<br />
0.01<br />
0.63<br />
15.86<br />
0.00<br />
155.23<br />
2.38<br />
0.25<br />
0.00<br />
0.04<br />
15.51<br />
0.00<br />
2,444.41<br />
0.35<br />
September (3) 0.62<br />
0.57<br />
0.83<br />
11.75<br />
0.00<br />
108.08<br />
5.40<br />
0.11<br />
0.18<br />
0.02<br />
24.85<br />
0.00<br />
3,231.45<br />
1.79<br />
November (3) 1.23<br />
2.24<br />
0.50<br />
5.53<br />
0.00<br />
16.98<br />
0.14<br />
0.06<br />
0.45<br />
0.00<br />
4.62<br />
0.00<br />
864.62<br />
0.01<br />
Table A10. Mean zooplankton densities (no./l) (top line) <strong>and</strong> variances (bottom line) estimated<br />
from 10-20 m. vertical tows made in <strong>the</strong> Rex<strong>for</strong>d area <strong>of</strong> <strong>Libby</strong> Reservoir during 2001.<br />
Epischura <strong>and</strong> Leptodora were measured as number per m 3 .<br />
Month (N) Daphnia Bosmina Diaptomus Cyclops Leptodora Epischura Diaphanosoma<br />
April (3) 0.20<br />
0.01<br />
May (3) 0.43<br />
0.03<br />
June (3) 2.39<br />
0.46<br />
July (3) 2.95<br />
1.38<br />
August (3) 3.52<br />
1.02<br />
September (3) 1.46<br />
0.18<br />
October (3) 0.75<br />
0.09<br />
November (3) 0.70<br />
0.08<br />
0.14<br />
0.01<br />
0.14<br />
0.00<br />
4.25<br />
2.56<br />
0.00<br />
0.00<br />
0.00<br />
0.00<br />
0.00<br />
0.00<br />
0.06 0.42 21.98 1.41 107.04 0.02<br />
0.00 0.17 169.03 0.50 973.27 0.00<br />
1.01 0.16 18.46 12.26 52.81 0.00<br />
0.42 0.05 153.05 23.16 8,367.74 0.00<br />
0.22 0.22 10.67 12.02 20.65 0.06<br />
0.03 0.00 12.94 18.02 1,279.68 0.00<br />
0.24 0.50 12.02 1.20 0.00 0.38<br />
0.04 0.03 27.39 1.19 0.00 0.04<br />
1.29 0.89 9.50 0.71 178.06 1.16<br />
1.61 0.11 0.62 0.50 2,723.39 0.06<br />
0.29 0.95 6.40 0.00 0.00 0.32<br />
0.03 0.18 0.98 0.00 0.00 0.03<br />
0.10 0.41 2.77 0.00 63.56 0.11<br />
0.01 0.01 0.39 0.00 1,794.23 0.01<br />
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