A young Chinook salmon, called a smolt, near Vallejo, Calif., on April 24, 2014. North Coast tribes and environmentalists fear that the smolts and Chinooks may not survive this year's low river flows and warm water. Rich Pedroncelli/AP hide caption

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Rich Pedroncelli/AP

Paul Greenberg says the decline of local fish markets, and the resulting sequestration of seafood to a corner of our supermarkets, has contributed to "the facelessness and comodification of seafood." J. Scott Applewhite/AP hide caption

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J. Scott Applewhite/AP

'The Great Fish Swap': How America Is Downgrading Its Seafood Supply

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Pacific Or Bust: Fingerling Chinook salmon are dumped into a holding pen Tuesday as they are transferred from a truck into the Sacramento River in Rio Vista, Calif. From here, they'll be towed downstream for a bit, then make their own way out to the Pacific Ocean. Justin Sullivan/Getty Images hide caption

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Justin Sullivan/Getty Images

Truckin': Salmon Take A Long, Strange Trip To The Pacific Ocean

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A fish that knows the way to go: the Chinook salmon, which appears to use the Earth's magnetic field to navigate ocean waters and rivers. Jeff T. Green/Getty Images hide caption

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Jeff T. Green/Getty Images

This dead juvenile coho salmon was found in a tributary of California's South Fork Eel River. About 20 large-scale marijuana farms are located upstream from the watershed pictured. All of them divert water from the stream. Courtesy Scott Bauer hide caption

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Courtesy Scott Bauer

Employees at Pan Fish USA, a salmon fish farm, unload fish feed on Bainbridge Island, Wash. Ron Wurzer/Getty Images hide caption

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Ron Wurzer/Getty Images

Food writer Dan Pashman says poached pears are great in the dishwasher. We're not sure about the asparagus, but we'll let you know after the cycle finishes. Maggie Starbard/NPR hide caption

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Maggie Starbard/NPR

Dishwasher Cooking: Make Your Dinner While Cleaning The Plates

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Jessica McConnell, 26, of Silver Spring, Md., tries to identify halibut, red snapper and salmon at a dinner hosted by Oceana and the National Aquarium in Washington, D.C. Heather Rousseau/NPR hide caption

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Heather Rousseau/NPR

Bright red sockeye salmon swim up the Fraser River to the stream where they were hatched. Current Biology, Putman et al. hide caption

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Current Biology, Putman et al.