Upper Willamette System Fishing Report and Forecast Posted on December 22, 2022December 22, 2022 by Glenn Zinkus McKenzie River Trout, South Willamette Valley Ponds Alton Baker Canal: Alton Baker Canal was stocked with 700 legal size trout last week, for the end of year. As always, a great put and take option... 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.