Population Structure and Biomass of Stinkpot 
55 
low oxygen or anoxic conditions at high temperatures in the field. 
Caution should be exercised in the placement of traps to prevent 
drowning. 
ACKNOWLEDGMENTS. — I thank Kevin M. Enge and James N. 
Stuart for assistance with field data collection. Jose Gallo and Howard 
I. Kochman provided valuable statistical advice. I thank Fred Cox, Ken 
Marion, and Joseph Mitchell for their comments on an earlier draft of 
the manuscript. Glen Gaines provided information on Brushy Creek 
Lake. This study was conducted under contract No. 14-16-0009-84-1896 
between the Office of Surface Mining, U.S. Department of the Interior, 
and the U.S. Fish and Wildlife Service. Collecting was authorized under 
scientific collecting permit No. 172 from the Alabama Department of 
Natural Resources, and by the U.S. Forest Service, Bankhead National 
Forest. 
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