Aquatic Invasive Species Contacts - Aquatic Invasive Species - Regional Biologist/Point of Contact

Location:

Wisconsin counties Lafayette Green Rock Iowa Ozaukee Crawford Grant Richland Vernon La Crosse Calumet Kewaunee Brown Outagamie Buffalo Monroe Pepin Jackson Wood Eau Claire Dunn Ashland Winnebago Waushara Waupaca Waukesha Washington Washburn Walworth Vilas Trempealeau Taylor St. Croix Sheboygan Shawano Sawyer Sauk Rusk Racine Price Portage Polk Pierce Oneida Oconto Milwaukee Menominee Marquette Marinette Marathon Manitowoc Lincoln Langlade Kenosha Juneau Jefferson Iron Green Lake Forest Fond du Lac Florence Douglas Door Dodge Dane Columbia Clark Chippewa Burnett Bayfield Barron Adams


Aquatic Invasive Species - AIS Regional Coordinator/Point of Contact

PATRICK SIWULA
920-893-8552
patrick.siwula@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