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Indexing Walleye Recruitment In Eastern South Dakota Natural Lakes, Todd M. Kaufman
Indexing Walleye Recruitment In Eastern South Dakota Natural Lakes, Todd M. Kaufman
Electronic Theses and Dissertations
Because of the popularity of Walleyes and the need for recurrent supplemental stockings, substantial resources are allocated to their management in eastern South Dakota. For nearly 20 years, fall night electrofishing has been used to monitor age-0 Walleye population parameters, and index future year-class strength in select waters but with limited evaluation. Additionally, knowledge of recruitment patterns and factors that influence those patterns were of interest. Thus, the objectives of this study were: 1) to determine the utility of fall electrofishing age-0 Walleyes to index future year-class strength; 2) to explore whether measures of fall age-0 body size or condition …