ES4: O'Brien Lake - Alberta Fishing
LakeSubarea: ES455.13682, -118.82655
Overview
O'Brien Lake is a lake in northwestern Alberta near the city of Grande Prairie. No waterbody-specific regulations for this waterbody. Refer to default regulations for this subarea ES4.
Regulations
No waterbody-specific regulations.
Default regulations
Default regulationsTap to expand
OPEN all year
- Bull Trout limit 0
- Arctic Grayling limit 0
- Trout limit 5
- Mountain Whitefish limit 5 over 30 cm
- Walleye limit 3 over 50 cm
- Northern Pike limit 3
- Yellow Perch limit 15
- Lake Whitefish limit 10
- Burbot limit 10
- Bait including Bait Fish allowed
Last updated: Sep 25, 2025
Stocking history
No stocking events returned.