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Life Sciences

Master's Theses

Theses/Dissertations

1987

Black crappie

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Age And Growth Of Black Crappie Pomoxis Nigromaculatus In Lake Anna, A Virginia Power Cooling Impoundment, Robert Mason Daniels Sep 1987

Age And Growth Of Black Crappie Pomoxis Nigromaculatus In Lake Anna, A Virginia Power Cooling Impoundment, Robert Mason Daniels

Master's Theses

A study of the age and growth of black crappie, Pomoxis nigromaculatus, was conducted in Lake Anna, Virginia, a cooling impoundment for Virginia Power's North Anna Power Station. Growth of the population in the reservoir was compared to that of the population in North Anna's Waste Heat Treatment Facility. Analysis of covariance (ANCOVA) using age as the covariate indicated the growth rate of the two populations did not differ significantly at the .05 level. The populations were combined and tests were conducted to determine differences in growth rates between the sexes. ANCOVA indicated the growth rates of males and females …