Columbia River Fishing Report for July 8th Posted on July 8, 2016 by Bob Rees After a slow opening day, salmon fishermen working the water off of the mouth of the Columbia River are starting to find more consistent results for coho salmon. Trollers fishing... This post is only available to Members. If you are a Member, please be sure to log in. You can do this on the top right of almost any page on our site. If you want to become a member or find out more, take a look here.