Willamette River Fishing Report and Forecast Posted on October 7, 2021October 9, 2021 by Bob Rees Coho Ascending Willamette Falls, Providing Opportunity For Upstream Anglers Willamette River Fishing Report – Coho numbers are impressive for the Willamette River, with over 9,000 adults now over the falls. Peak passage typically happens at... 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.