In Astoria, sea lions are an endemic presence along the Columbia River banks and especially along the Port of Astoria’s East Mooring Basin. The port has experimented with several nonlethal methods for ...

Wildlife regulators have been trying to protect the endangered salmon along the Columbia River, and in 2007 they began shooting sea lions that... Salmon-Eating Sea Lions Targeted For Good Taste Each ...

Add Yahoo as a preferred source to see more of our stories on Google. Sea Lions in the Cowliz River, near the mouth of the Cowlitz and the Columbia rivers in southwestern Washington. (Photo by ...

Here's what happens: The plankton eat algae that contains the acid, and then the fish eat the plankton, and the sea lions eat the fish — one thing surviving off another, passing on the toxic acid.