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Investigations Of Population Structure And Relative Abundance Of Year-Classes Of Buffalo Fishes, Ictiobus Spp., In Lake Sakakawea, North Dakota, David W. Willis
Investigations Of Population Structure And Relative Abundance Of Year-Classes Of Buffalo Fishes, Ictiobus Spp., In Lake Sakakawea, North Dakota, David W. Willis
Theses and Dissertations
This study was undertaken to investigate the population and abundance of year-classes of the buffalo fishes in Lake Sakakawea, North Dakota. Fish used in this study were obtained from Grasteit Dakota Fisheries, a commercial fishing operation headquartered in Newtown, North Dakota.
Only bigmouth buffalo (Ictiobus cyprinelius) and smallmouth buffalo (Ictiobus bubalus) were collected during this study; no black buffalo (Iciobus niger) were captured. The age and growth of these fish was found to be quite similar to that in other Missouri River mainstem reservoirs. The mean condition factor (K-TL) for the bigmouth was found to be 1.88 and for the …