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:

DNR Regions

Click to enlarge map.

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

Northwest Region

Park RapidsMark Ranweiler218-616-2117
Fergus FallsMark Ranweiler218-616-2117

Northeast Region

Grand RapidsRichard Rezanka218-328-8821
BrainerdCamden Droppo218-350-5004

Central Region

St. PaulApril Londo651-259-5861
St. PaulGarrett Miller651-259-5729
St. CloudEmelia Hauck Jacobs320-223-7855
St. CloudChristine Jurek320-223-7847

Southern Region

HutchinsonEric Katzenmeyer320-753-0334
MankatoJeffrey Flory507-910-9801

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 FallsMichael Bolinski
Inspection Supervisor
218-671-7948
Fergus FallsAnna Ness
Program Assistant
218-671-7942

Northeast Region

BrainerdJessamyn Foley
Inspection Supervisor
218-232-8955
BrainerdChad Burback
Program Assistant
218-578-0290

Central Region

St. CloudChristine Hokkala-Kuhns
Inspection Supervisor
320-223-7845
St. PaulTraci Eicholz
Program Assistant
651-392-3117
   

Southwest Region

HutchinsonTravis Kinsell
Inspection Supervisor
320-753-0336
ShakopeeDarrin Rain
Program Assistant
651-238-4955
 

Local Aquatic Invasive Species Prevention

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

DuluthDoug Jensen
AIS Prevention Planner
218-203-4355

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. 
Wendy Crowell
AIS Management Consultant
651-728-0051
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 Planner651-259-5350

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