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On World Water Day, scientists study spawning salmon through a riverbed lens
NSF Critical Zone Observatory scientists studied rivers and salmon species such as pink salmon.
Credit: Wikimedia Commons/NPS
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The research included salmon in rivers like the Shasta in northern California.
Credit: Brandon Overstreet
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A male sockeye salmon rests in the shallows of Scotch Creek in British Columbia.
Credit: Brandon Overstreet
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Researchers measured conditions in Scotch Creek, British Columbia, home to sockeye salmon.
Credit: Brandon Overstreet
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A female pink salmon in South Prairie Creek, Washington, builds a redd by excavating sediment.
Credit: Brandon Overstreet
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A grid was placed in South Prairie Creek, Washington, to study spawning and sediment grain size.
Credit: Brandon Overstreet
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