The Wautoma DNR fisheries team ran a comprehensive netting and shocking survey on Big Silver Lake in 2021 and a one-night electrofishing survey of adjacent Irogami Lake in the spring of 2023. The Irogami survey looked primarily at largemouth bass and panfish abundance and size, although the team handled all fish that came in the boat. The Silver Lake survey assessed the entire fish community over a number of days and evenings.
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