Upper Willamette System Fishing Report and Forecast Posted on May 11, 2023May 11, 2023 by Glenn Zinkus Detroit Reservoir Trout. Quartzville Creek Trout. Ponds Continue Being Stocked, and Warm Weather Will Wake Up The Bass Ponds and Lakes. Alton Baker Canal: Alton Baker was stocked with 938 legal size rainbows this week,... 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. If you are looking for our free content head here. And, if you need a hand, please reach out here.