Contact an expert

Aquatic invasive species specialists

Contact the individual in your region if you have questions on invasive species identification and management, purple loosestrife management and biocontrol, or prevention activities.

Report new infestations

If you suspect a new infestation of an aquatic invasive plant or animal, note the exact location, take a photo or keep the specimen, and call the AIS specialist in your region.

You can also contact an AIS specialist if you need information about one of the following permits:

Click to enlarge map.

Invasive Species Specialist contact information: dnr.state.mn.us/invasives/ais/contacts.html

Northwest Region
Park Rapids	Gina Kemper	218-537-6100
Fergus Falls	Mark Ranweiler	218-616-2117
Northeast Region
Grand Rapids	Richard Rezanka	218-328-8821
Brainerd	Camden Droppo	218-350-5004
Central Region
St. Paul	April Londo	651-259-5861
St. Paul	Garrett Miller	651-259-5729
St. Cloud	Emelia Hauck Jacobs	320-223-7855
St. Cloud	Christine Jurek	320-223-7847
Southern Region
Hutchinson	Eric Katzenmeyer	320-753-0334
Mankato	Jeffrey Flory	507-910-9801

Watercraft inspection program

Primary contacts for questions about the watercraft inspection program, boat decontamination questions, and outreach for awareness events at water accesses.

Northwest Region
Fergus Falls	Michael Bolinski Inspection Supervisor	218-671-7948
Fergus Falls	Anna Ness Program Assistant	218-671-7942
Northeast Region
Brainerd	Jessamyn Foley Inspection Supervisor	218-232-8955
Brainerd	Chad Burback Program Assistant	218-578-0290
Central Region
St. Cloud	Christine Hokkala-Kuhns Inspection Supervisor	320-223-7845
St. Paul	Traci Eicholz Program Assistant	651-392-3117

Southwest Region
Hutchinson	Travis Kinsell Inspection Supervisor	320-753-0336
Shakopee	Darrin Rain Program Assistant	952-248-0109

Local Aquatic Invasive Species Prevention

Primary contacts about AIS Prevention Aid and the DNR's role in local AIS prevention.

Duluth	Doug Jensen AIS Prevention Planner	218-203-4355
St. Paul	Rafael Contreras-Rangel AIS Prevention Planner	651-259-5350

Additional contacts:

Aquatic Invasive Species Prevention Questions on aquatic invasive species permits, aquatic invasive species laws and regulations, education and public awareness, and risk assessment.	Adam Doll AIS Prevention Consultant	651-259-5056
Terrestrial Invasive Species Technical assistance and biological control programs for land-based species.	Laura Van Riper Terrestrial Invasive Species Coordinator	651-259-5090
Aquatic Invasive Species Management Questions on technical and financial assistance for aquatic invasive plant management and permits for Invasive Aquatic Plant Management.	Michael Verhoeven AIS Management Consultant	651-259-5974
Training Questions on aquatic invasive species training programs for lake service providers.	April Rust AIS Training Coordinator	651-259-5706
Training Questions on aquatic invasive species training programs for watercraft inspectors.	Jeannine Howland AIS Training Specialist	651-238-4955
Training Questions about aquatic invasive species training opportunities.	Tyler Lindholm Invasive Species Trainer, northern Minnesota (seasonal) Cal Stenso-Velo Acting Invasive Species Trainer, southern Minnesota (seasonal)	218-578-0912 651-802-5405
Watercraft Inspection Program Questions on statewide Watercraft Inspection Program and coordination with local partners.	Tina Fitzgerald Watercraft Inspection Program Supervisor	651-259-5146
Aquatic Invasive Species Communications Media inquiries on aquatic invasive species, stakeholder relations, product development, and special events.	Greg Husak AIS Communications	651-259-5132
Supervisor of Invasive Species Program Questions on overall invasive species program, policy and direction, legislative issues.	Kelly Pennington Invasive Species Program Supervisor	651-245-0859
Aquatic Animal Biology Questions on biology of zebra mussels, spiny waterflea, rusty crayfish, invasive snails, and other invasive aquatic invertebrates.	Don Eaton Aquatic invertebrate Biologist	651-259-5121
Enforcement Questions on enforcement of invasive species laws.	Water Resource Enforcement Officers
Invasive Carp and Invasive Fish Questions on invasive carp management and invasive fish.	Grace Loppnow Invasive Fish Consultant	651-259-5670
Invasive Carp Invasive carp eDNA.	Loren Miller Fisheries Research Scientist	612-624-3019
Aquatic Invasive Species Grants Questions on financial assistance programs for aquatic invasive species prevention and control.	Angelique Dahlberg Grants and Research Coordinator	651-259-5164
Trade Pathways for Aquatic Invasive Species Questions on pathways of spread of aquatic invasive species and how to prevent trade-pathway introduction of new species into the state.	Rafael Contreras-Rangel, AIS in Commerce Prevention Planner	651-259-5350

Contact an expert

Aquatic invasive species specialists

Report new infestations

Northwest Region

Northeast Region

Central Region

Southern Region