A lot of work was done on Lake Opeango (sp?) at the university of Guelph (sp?).  They did radio telemetry and had video of smallmouth stacked in their winter home range.  Here is a reference on long distance stream movement in the Fall;

Langhurst, R. W. and D. L. Schoenike.  1990. Seasonal migration of smallmouth bass in the Embarrass and Wolf Rivers, Wisconsin. North american Journal of Fisheries Management  10:224-227.

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Karl Koller                                       ><>                                  ><>
Fisheries Specialist                                                                            <><
MN Dept of Natural Resources
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