Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
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435 results for Myriophyllum spicatum (Eurasian watermilfoil)
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Click here for listing in all states

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Specimen IDCommon NameStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
878028 Eurasian watermilfoilILAdamsAdams County2015 07000000 Upper Mississippi Regionestablished
878016 Eurasian watermilfoilILBooneBoone County2015 07090000 Rockestablished
878029 Eurasian watermilfoilILCassCass County2015 07130000 Lower Illinoisestablished
1397217 Eurasian watermilfoilILCassdammed creek at end of Gurnery Rd2010 07130008 Lower Sangamonunknown
1709374 Eurasian watermilfoilILChampaign[No locality description provided]2022 05120112 Embarras 
1709373 Eurasian watermilfoilILChampaign[No locality description provided]2022 05120112 Embarras 
1891470 Eurasian watermilfoilILChampaign[No locality description provided]2025 05120112 Embarras 
1892847 Eurasian watermilfoilILChampaign[No locality description provided]2025 05120112 Embarras 
1710289 Eurasian watermilfoilILChampaignKaskaskia River. Station Larc 1116. Transect 11987 07140201 Upper Kaskaskia 
878034 Eurasian watermilfoilILClarkClark County2015 05120100 Wabashestablished
1891220 Eurasian watermilfoilILCook[No locality description provided]2025 07120003 Chicago 
1397410 Eurasian watermilfoilILCookAxehead Lake2011 07120004 Des Plainesunknown
1397280 Eurasian watermilfoilILCookAxehead Lake2011 07120004 Des Plainesunknown
1397241 Eurasian watermilfoilILCookAxehead Lake2011 07120004 Des Plainesunknown
1397411 Eurasian watermilfoilILCookAxehead Lake2011 07120004 Des Plainesunknown
1397281 Eurasian watermilfoilILCookAxehead Lake2011 07120004 Des Plainesunknown
1397234 Eurasian watermilfoilILCookBeck Lake2013 07120004 Des Plainesunknown
1397274 Eurasian watermilfoilILCookBeck Lake2013 07120004 Des Plainesunknown
1397260 Eurasian watermilfoilILCookBeck Lake2013 07120004 Des Plainesunknown
1397235 Eurasian watermilfoilILCookBeck Lake2013 07120004 Des Plainesunknown
1397263 Eurasian watermilfoilILCookBig Bend Lake2013 07120004 Des Plainesunknown
1397277 Eurasian watermilfoilILCookBig Bend Lake2013 07120004 Des Plainesunknown
1397238 Eurasian watermilfoilILCookBig Bend Lake2013 07120004 Des Plainesunknown
1397282 Eurasian watermilfoilILCookBusse Lake2013 07120004 Des Plainesunknown
1397243 Eurasian watermilfoilILCookBusse Lake2013 07120004 Des Plainesunknown
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Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/20/2026].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.

For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.