There is no more salmon. That's what native Alaskan Ricko DeWilde is most concerned with these days. The cast member and segment producer on National Geographic's, "Life Below Zero: First Alaskans," ...

Warmer rivers are making invasive pike eat more fish, increasing pressure on already struggling salmon populations in Alaska.

Andrew Chadwick didn't know at the time he would one day be a fishing guide on the Kenai River in Alaska. But, two years out of the University of Minnesota Duluth, he knew one thing. He had to get up ...