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Washington State University
College of Arts and Sciences ecotoxicology

Salmon face double whammy from toxic stormwater

SalmoWSU researchers have found that salmon face a double whammy when they swim in the stormwater runoff of urban roadways.

First, as scientists learned a couple years ago, toxic pollution in the water can kill them. WSU researchers have now determined that fish that survive polluted stormwater are still at risk.

Experiments on both larval zebrafish, a model for salmon, and actual coho salmon showed that toxic runoff can also damage hair-like sensors the fish use to find food, sense predators, and find their way in the current. » More …