southwest wisconsin fisheries · 2018-10-19 · wisconsin department of natural resources,...
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Southwest Wisconsin Fisheries
Bradd Sims, Fisheries Biologist Wisconsin Department of Natural Resources, Dodgeville
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General Overview
• Stream resources • Fish species and numbers • Migration patterns
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2,453 miles of streams
• 866 miles in Grant County
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Trout Streams
Just over 680 miles of classified trout water
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Smallmouth Bass Streams
Over 500 stream miles supporting smallmouth bass, approaching 25% of the state’s smallmouth bass habitat
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Number of fish species found in local streams
• 75 in Grant County • 25 in Snowden Branch • 18 in Rountree Branch
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Winter habitat
Spawning habitatEarly Spring Migration
Adult Larvae
Nursery habitat
Feeding habitat
Late Spring Migration
Fall Migration
Mid Spring Migration
Migration distances could range from 1-2 to 100’s of miles
John Lyons
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When fish are able to swim where they want…………
It leads to:Increase Recruitment Increase Range of Aquatic Species
(Fish, Mussels, Crayfish etc.)Increase Opportunities for anglersIncrease Forage Base