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Impacts of climate change on tailwaters
By Michael Riley Tailwaters are known for their ability to provide clean, cold water conditions suitable to support robust trout populations. Tailwaters can provide cold water during dry conditions and also help negate the effects of flooding. But as drought and flash flooding become more extreme with climate change even tailwaters have their limits, leaving…
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New report: The importance of diversity for California salmon
Adult Chinook salmon in California's San Joaquin River. California salmon and steelhead reside at the southern limits of the ranges of their various species, and have evolved a diversity of strategies to survive in California’s highly variable climate. However, alterations in land use and resource management over the past century and a half have degraded,…
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Remote sensing will revolutionize trout conservation
Remote sensing is being used to measure improvement in Lahontan cutthroat trout habitat in Nevada. By Dan Dauwalter, Kurt Fesenmyer and Helen Neville Have you ever assisted your local DNR biologist with a painstaking habitat survey on your favorite trout stream where you tediously measured the stream channel, substrates, wood, undercut banks, and so on?…
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Restoring streamside vegetation using grazing and beavers
Ranchers, Bureau of Land Management staff, and other partners tour Susie Creek in 2012.Photo courtesy Carol Evans/BLM. If you hang around a Bureau of Land Management biologist near a stream long enough, you are bound to hear the acronym PFC. Proper Functioning Condition is a long-standing rapid assessment the BLM uses to evaluate the overall condition or…
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Climate change and Nevada’s Walker Lake
The relationship between fish, people and water in Nevada is a sordid tale, with Walker Lake, nestled in the western corner of the state, as a particularly interesting character. Walker Lake historically sustained one of the few lake-form populations of Lahontan cutthroat trout, growing large predatory trout similar to the much-famed Pyramid Lake just to…
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