Clackamas and Sandy River Fishing Report and Forecast Posted on September 1, 2022September 1, 2022 by Jeff Stoeger Clackamas River – Coho are congregating at the mouth of the Clackamas River (Dahl Park/Clackamette Park) but are far from inspired to bite. Rollers are seen every morning, and anglers are pitching gear after them,... 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.