SW Washington Fishing Report and Forecast Posted on December 1, 2022December 1, 2022 by Ian Carter Merwin is fishing great with many limits coming to patient and observant anglers. The Cowlitz is probably the best place to catch a Coho in our area. It’s unfortunately the stretch of our trip around... 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.