Jeffrey Energy Center Aux. Lake Fishing Report -
Species Rating Size Baits, Method, and Location
Black Bass Fair to Good 1 to 4 lbs

The 2018 sample documented that smallmouth bass numbers are down, but the size of fish is up with 58.8% of the fish were over 14 inches.  The lake is well known for the excellent smallmouth fishing along most of the rocky shoreline.  

The lake has a low level largemouth bass population dominated by smaller fish.  The population is improving with the 2018 sample collecting the most fish in 15 years.  The East bank and around the island are usually the best largemouth spots.

White Bass Good to Great Up to 3 lbs The white bass population is well above average for abundance with 59.2% of the fish sampled last fall being over 12 inches and 16.9% were over 15 inches.  Fishing has been great this spring with lots of big white bass being caught.  Casting jigs or crankbaits along rocky shoreline or trolling.
Wiper Fair Up to 12 lbs There are fair numbers of wiper in the lake with most of the fish sampled last fall being over 20 inches.  Few being caught with white bass.
Walleye Good Up to 5 lbs The walleye population is finally recovering due to good survival of stocked fish the last two years.  There has been good harvest rates so far this spring with most of the fish being right around the legal length.  Walleye regulations are 2 a day and a 15-inch minimum length limit. 
Crappie Fair Up to 1.5 lbs Crappie numbers have been improving the last three years and the population is offering decent numbers of fish over 10 inches.  A few anglers finding them and taking some home.  There is some habitat cubes along the dock.
General Comments

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.