Willamette River Fishing Report September 29th, 2017 Posted on September 28, 2017 by Bob Rees Willamette River Fishing Report – There are a few folks pursuing coho near the mouth of the Clackamas, but anglers don’t come into this fishery with high expectations. Fall is... 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.