Columbia River Fishing Report and Forecast April 28th, 2017 Posted on April 27, 2017April 27, 2017 by Bob Rees Columbia River Fishing Report – Following a mediocre at best season, the Columbia River below Bonneville Dam is now closed, and likely won’t reopen for salmon until mid-May at the earliest. Sport anglers came within approximately 350... This post is only available to Members. If you are a Member, please be sure to log in and remember to select the Remember Me option. If you want to become a member or find out more, take a look here.