Willamette River Fishing Report September 7th, 2018 Posted on September 6, 2018 by Bob Rees Willamette River Fishing Report – It’s still a bit early for good coho prospects on the Willamette River, but interest is growing at the mouth of the very low Willamette River. If there’s been fish... 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.