Aquatic Invasive Species Contacts

Location:




Regional DNR AIS Coordinator

PATRICK SIWULA
920-893-8552
patrick.siwula@wisconsin.gov


County or Tribal Coordinator

Andrew Senderhauf
715-343-6215
andrew.senderhauf@goldensandsrcd.org


Grants - Applying and Technical Assistance

Ted Johnson
920-424-2104
TedM.Johnson@wisconsin.gov


Grants - Financial Administration

CHRISSY KOZIK
414-897-5776
Christine.Kozik@Wisconsin.gov


Aquatic Plant Management

Ted Johnson
920-424-2104
TedM.Johnson@wisconsin.gov


Chris Kolasinski
Christopher.Kolasinski@wisconsin.gov


Fishing and Fish Management

Fisheries Biologists by County

DNR Dams - Water Management Engineer Contacts

Please contact the DNR Dams Program if you have questions regarding dams or dam safety

DNR Dam Contacts By County

DNR Wardens

Please contact a DNR Warden if you have questions regarding:

  • Potential environmental violations or hazardous spills
  • Laws in state parks, forests and other DNR-owned lands
Warden Contacts By County