Bighead Carp
Bighead Carp are large, invasive filter-feeding fish that pose a significant threat to Minnesota waters. These are prohibited invasive species in Minnesota.
Scientific Name: Hypophthalmichthys nobilis
- These massive fish can grow up to 4.5 feet long and weigh up to 110 pounds, with the average specimen caught in Minnesota measuring 41 inches and 35 pounds.
- They're distinguished by their dark gray coloration with black blotches on the back and sides, large upturned mouths without barbels or teeth, and eyes set low below the mouth.
Fishing in Minnesota
Mississippi River
Sauk River
Rum River
Lake Minnetonka
Mille Lacs Lake
Crow River
Snake River
Little Rock Lake
Julia Lake
Long Lake
What to know
Habitat Distribution
- Individual fish have been captured in the Mississippi, St.
- Croix, and Minnesota rivers since 1996.
- Currently, there are no established reproducing populations in Minnesota.
- They prefer freshwater river systems, lakes, impoundments, and reservoirs with slow-moving water, abundant food sources, and low flow conditions.
Key Locations
- Mississippi River (especially Pool 5A near Winona, Pool 6 near Trempealeau, and Pool 2 near Cottage Grove), St.
- Croix River (particularly near Stillwater), and Minnesota River systems.
Specific Spots
- They inhabit the upper layer of the water column.
- Target backwater areas, river pools, and areas below lock and dam structures.
Bighead Carp FAQ
Answers from onWater's species guide.
What are the best lures and bait for Bighead Carp in Minnesota?
They can be attracted to food sources and respond to plankton-rich areas, though they have unique olfactory sensitivities.
When is the best time to fish for Bighead Carp in Minnesota?
Best fishing occurs late spring through early fall. Most frequently captured during spring and fall when they tend to congregate.
How do you catch Bighead Carp in Minnesota?
Traditional angling methods may be less effective than for other carp species due to their filter-feeding nature. Commercial fishing methods have been most successful for DNR removal efforts.
What do Bighead Carp eat?
These fish are filter feeders that consume primarily zooplankton, algae, detritus, and small invertebrates. They feed almost continuously as they lack true stomachs and can eat 20-120% of their body weight daily at water temperatures above 35°F.
Where do Bighead Carp live in Minnesota?
Individual fish have been captured in the Mississippi, St. Croix, and Minnesota rivers since 1996. Currently, there are no established reproducing populations in Minnesota. They prefer freshwater river systems, lakes, impoundments, and reservoirs with slow-moving water, abundant food sources, and low flow conditions.
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