{"id":{"repo_id":"sdstate","oai_identifier":"oai:openprairie.sdstate.edu:etd-1085"},"canonical_url":"https://search.dev.ndltd.org/etd/sdstate/oai:openprairie.sdstate.edu:etd-1085","repository":{"repo_id":"sdstate","name":"South Dakota State University","base_url":"https://openprairie.sdstate.edu/do/oai/"},"display":{"title":"First Year Growth and Survival of Walleyes in Power Plant Evaporation and Holding Reservoirs","abstract":"<p>Walleyes (Stizostedion vitreum) were stocked at a rate of 88 fish/hectare in two South Dakota power plant reservoirs and their growth and survival were monitored for one year. Length, weight, and survival of walleyes were significantly (P < 0.05) different between the two reservoirs. The walleyes attained a mean length of 230 mm (range 192 - 265 mm) in the Evaporation Reservoir and 205 mm (range 177-250 mm) in the Holding Reservoir. Mean weights attained by the fish were 104 g (range 65 - 165 g) in the Evaporation Reservoir and 89 g (range 48 - 135 g) in the Holding Reservoir. The growth rates of walleyes in the two reservoirs were inversely related to survival and standing crops. Walleye survival in the Evaporation Reservoir was 1.5% (0.95 C.L., 0.9 - 2.8%) with a standing crop of 0.13 kg/hectare, whereas survival in the Holding Reservoir was 17.2% (0.95 c,L., 13.5 - 22.9%) with a standing crop of 1.33 kg/ hectare. Walleye standing crop estimates, calculated in terms of weight of fish per volume of water beneath the ice, -were similar in the two reservoirs1 standing crops were 0.06 kg/1000 m3 in the Evaporation Reservoir, and 0.08 kg/1000 m3 in the Holding Reservoir. Estimated forage fish standing crops were 1 .21 kg/hectare in the Evaporation Reservoir and 1.91 kg/hectare in the Holding Reservoir.</p>","abstract_html":"&lt;p&gt;Walleyes (Stizostedion vitreum) were stocked at a rate of 88 fish/hectare in two South Dakota power plant reservoirs and their growth and survival were monitored for one year. Length, weight, and survival of walleyes were significantly (P &lt; 0.05) different between the two reservoirs. The walleyes attained a mean length of 230 mm (range 192 - 265 mm) in the Evaporation Reservoir and 205 mm (range 177-250 mm) in the Holding Reservoir. Mean weights attained by the fish were 104 g (range 65 - 165 g) in the Evaporation Reservoir and 89 g (range 48 - 135 g) in the Holding Reservoir. The growth rates of walleyes in the two reservoirs were inversely related to survival and standing crops. Walleye survival in the Evaporation Reservoir was 1.5% (0.95 C.L., 0.9 - 2.8%) with a standing crop of 0.13 kg/hectare, whereas survival in the Holding Reservoir was 17.2% (0.95 c,L., 13.5 - 22.9%) with a standing crop of 1.33 kg/ hectare. Walleye standing crop estimates, calculated in terms of weight of fish per volume of water beneath the ice, -were similar in the two reservoirs1 standing crops were 0.06 kg/1000 m3 in the Evaporation Reservoir, and 0.08 kg/1000 m3 in the Holding Reservoir. Estimated forage fish standing crops were 1 .21 kg/hectare in the Evaporation Reservoir and 1.91 kg/hectare in the Holding Reservoir.&lt;/p&gt;","abstract_has_math":false,"creators":["Faler, Michael P."],"institution":null,"degree_name":"Master of Science (MS)","degree_level":"Thesis - Open Access","degree_discipline":"Wildlife and Fisheries Science","degree_department":null,"school":null,"contributors":["Charles R. Berry"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1987,"date_issued":"1987-01-01T08:00:00Z","date_published":"1987-01-01T08:00:00Z","updated_at":"2026-07-24T04:27:26Z","subjects":["Natural Resources and Conservation"],"languages":["en"],"rights":["<p>No Copyright - Non-Commercial Use Only<br /><a href=\"http://rightsstatements.org/vocab/InC-EDU/1.0/\">http://rightsstatements.org/vocab/NoC-NC/1.0/</a></p>"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://openprairie.sdstate.edu/etd/85","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Charles R. 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Length, weight, and survival of walleyes were significantly (P < 0.05) different between the two reservoirs. The walleyes attained a mean length of 230 mm (range 192 - 265 mm) in the Evaporation Reservoir and 205 mm (range 177-250 mm) in the Holding Reservoir. Mean weights attained by the fish were 104 g (range 65 - 165 g) in the Evaporation Reservoir and 89 g (range 48 - 135 g) in the Holding Reservoir. The growth rates of walleyes in the two reservoirs were inversely related to survival and standing crops. Walleye survival in the Evaporation Reservoir was 1.5% (0.95 C.L., 0.9 - 2.8%) with a standing crop of 0.13 kg/hectare, whereas survival in the Holding Reservoir was 17.2% (0.95 c,L., 13.5 - 22.9%) with a standing crop of 1.33 kg/ hectare. Walleye standing crop estimates, calculated in terms of weight of fish per volume of water beneath the ice, -were similar in the two reservoirs1 standing crops were 0.06 kg/1000 m3 in the Evaporation Reservoir, and 0.08 kg/1000 m3 in the Holding Reservoir. Estimated forage fish standing crops were 1 .21 kg/hectare in the Evaporation Reservoir and 1.91 kg/hectare in the Holding Reservoir.</p>"]},{"key":"dc:title","label":"Title","values":["First Year Growth and Survival of Walleyes in Power Plant Evaporation and Holding Reservoirs"]}]}],"canonical_facts":{"dc:contributor":["Charles R. Berry"],"dc:creator":["Faler, Michael P."],"dc:description.abstract":["<p>Walleyes (Stizostedion vitreum) were stocked at a rate of 88 fish/hectare in two South Dakota power plant reservoirs and their growth and survival were monitored for one year. Length, weight, and survival of walleyes were significantly (P < 0.05) different between the two reservoirs. The walleyes attained a mean length of 230 mm (range 192 - 265 mm) in the Evaporation Reservoir and 205 mm (range 177-250 mm) in the Holding Reservoir. Mean weights attained by the fish were 104 g (range 65 - 165 g) in the Evaporation Reservoir and 89 g (range 48 - 135 g) in the Holding Reservoir. The growth rates of walleyes in the two reservoirs were inversely related to survival and standing crops. Walleye survival in the Evaporation Reservoir was 1.5% (0.95 C.L., 0.9 - 2.8%) with a standing crop of 0.13 kg/hectare, whereas survival in the Holding Reservoir was 17.2% (0.95 c,L., 13.5 - 22.9%) with a standing crop of 1.33 kg/ hectare. Walleye standing crop estimates, calculated in terms of weight of fish per volume of water beneath the ice, -were similar in the two reservoirs1 standing crops were 0.06 kg/1000 m3 in the Evaporation Reservoir, and 0.08 kg/1000 m3 in the Holding Reservoir. Estimated forage fish standing crops were 1 .21 kg/hectare in the Evaporation Reservoir and 1.91 kg/hectare in the Holding Reservoir.</p>"],"dc:identifier":["https://openprairie.sdstate.edu/etd/85"],"dc:language":["en"],"dc:rights":["<p>No Copyright - Non-Commercial Use Only<br /><a href=\"http://rightsstatements.org/vocab/InC-EDU/1.0/\">http://rightsstatements.org/vocab/NoC-NC/1.0/</a></p>"],"dc:subject":["Natural Resources and Conservation"],"dc:title":["First Year Growth and Survival of Walleyes in Power Plant Evaporation and Holding Reservoirs"],"thesis:degree_discipline":["Wildlife and Fisheries Science"],"thesis:degree_level":["Thesis - Open Access"],"thesis:degree_name":["Master of Science (MS)"]},"updated_at":"2026-07-24T04:27:26Z"}