New research from the UW has pinned down the toxin that is killing local coho salmon.
![www.sciencedaily.com](/talk/proxy.php?image=https%3A%2F%2Fwww.sciencedaily.com%2Fimages%2Fscidaily-icon.png&hash=6eb594669dcf3821b44b8cd4a2d497b2&return_error=1)
Tire-related chemical is largely responsible for adult coho salmon deaths in urban streams
Scientists have discovered a chemical that kills coho salmon in urban streams before the fish can spawn.
www.sciencedaily.com