Columbia River Fishing Report and Forecast April 1st, 2016 Posted on March 31, 2016March 31, 2016 by Bob Rees Columbia River Fishing Report – Spring Chinook season is clearly underway on the mainstem Columbia. Both effort and catches are ramping up as expected and although still sporadic, catch rates... 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.