The Shore Spawning Habitat of Kokanee in Okanagan Lake and the Effect of Lake Level Changes on Reproductive Success

By T.G. Halsey and B.N. Lea
British Columbia Fish and Wildlife Branch Department of Recreation and Conservation

From the Introduction:
"The object of this study, "Task 66E - Kokanee Shore Spawning Studies", under the Limnology Task Force of the Canada-British Columbia Basin Agreement was to locate and characterize spawning habitat and determine the effect of lake level fluctuations on the reproductive success of shore spawning kokanee (Oncorhynchus nerka) in Okanagan Lake.

An estimated minimum of 518,000 kokanee spawned on selected shores of Okanagan Lake in October 1971..."

See the Report [PDF]. Note: scanned copy of original document.

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