Columbia River Fishing Report March 1st, 2019 Posted on February 28, 2019 by Bob Rees Columbia River Fishing Report – Most notable are the new regulations that should effectively keep us off of critically low numbers of Cowlitz spring Chinook this season. In essence, the mainstem is closed downstream of Warrior... 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.