Jeffrey Energy Center Aux. Lake Fishing Report -
Species Rating Size Baits, Method, and Location
Black Bass Good 1 to 4 lbs The lake has an excellent smallmouth bass population with the highest sample numbers on record.  They can be found along any of the rocky shoreline.  The lake has a low level largemouth bass population dominated by smaller fish. 
White Bass Good Up to 3 lbs The lake has an good white bass population.  In the most recent sample, 95.5% of the fish were over 12 inches.  There should be some good harvest in 2017. 
Wiper Fair to Good Up to 12 lbs There are fair numbers of wiper in the lake with 32% over 20 inches and 3.6% over 24 inches in the most recent sample. 
Walleye Fair Up to 5 lbs Walleye numbers are below average and harvested is expected to be low this year.  Walleye regulations are 2 a day and a 15-inch minimum length limit.
General Comments

The lake will be open to fishing access again starting on March 13th.

Anglers need to check into the Jeffrey Energy Center Guard House located north of St. Mary's, then west off K-63 Hwy.  You can call the Guard House to check on availability at (785) 456-6149.  The Jeffrey Energy Center allows 30 anglers to fish at any one time.

Auxiliary Lake has zebra mussels which makes the lake designated as a Aquatic Nuisance Species water. Fish may not be transported alive from ANS designated waters. To help prevent the spread of invasive species, please CLEAN, DRAIN & DRY all equipment when changing water bodies and dump your bait.

Brush piles at GPS coordinates

N 39.24842° W -96.15163°
N 39.24899° W -96.15149°
N 39.25150° W -96.14638°
N 39.23917° W -96.15172°