By Tobias Carroll Located in northern California, McCloud River is known for its striking surroundings, its long history and the population of fish found there, all of which have made it a destination for many an expedition. Over the course of several decades, the Nature Conservancy worked to preserve and cultivate the river’s fish, which has also included a limited amount of catch-and-release fishing in a small portion of the river. Now, that population of fish is about to get a new addition. Or perhaps “an old addition” might be more apt. Until 1942, Chinook salmon could be found in the rive…