Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
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1081 results for Myriophyllum spicatum (Eurasian watermilfoil)
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Specimen IDCommon NameStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1811441 Eurasian watermilfoilAZLa Paz[No locality description provided]2012 15030104 Imperial Reservoir 
1811442 Eurasian watermilfoilAZLa Paz[No locality description provided]2012 15030105 Bouse Wash 
1811439 Eurasian watermilfoilAZLa PazLake Havasu2012 15030204 Bill Williams 
1811440 Eurasian watermilfoilAZLa PazLake Havasu2012 15030204 Bill Williams 
1811438 Eurasian watermilfoilAZMohaveLake Havasu2012 15030101 Havasu-Mohave Lakes 
1436320 Eurasian watermilfoilCAMarinFound in flooded gun pit in Battery Townsley2012 18050005 Tomales-Drake Baysestablished
1436197 Eurasian watermilfoilCASan DiegoBarrett Lake: on Pig Point along the west side of Barrett Lake and just east of Barrett Lake Road2012 18070305 Cottonwood-Tijuanaestablished
1486378 Eurasian watermilfoilFLBayDeer Point Lake2012 03140101 St. Andrew-St. Joseph Baysestablished
1486462 Eurasian watermilfoilFLBayEconfina Creek2012 03140101 St. Andrew-St. Joseph Baysestablished
1486407 Eurasian watermilfoilFLCitrusChassahowitzka River2012 03100207 Crystal-Pithlachascoteeestablished
1486493 Eurasian watermilfoilFLCitrusCrystal River2012 03100207 Crystal-Pithlachascoteeestablished
1486233 Eurasian watermilfoilFLCitrusHalls River2012 03100207 Crystal-Pithlachascoteeestablished
1486494 Eurasian watermilfoilFLCitrusHomosassa River (Springs)2012 03100207 Crystal-Pithlachascoteeestablished
1486476 Eurasian watermilfoilFLHernandoWeeki Wachee River2012 03100207 Crystal-Pithlachascoteeestablished
1486364 Eurasian watermilfoilFLOrangeWekiva River2012 03080101 Upper St. Johnsunknown
1486470 Eurasian watermilfoilFLSanta RosaEscambia River2012 03140305 Escambiaestablished
1486326 Eurasian watermilfoilFLWakullaSt. Marks River2012 03120001 Apalachee Bay-St. Marksestablished
1486266 Eurasian watermilfoilFLWakullaWakulla River2012 03120001 Apalachee Bay-St. Marksestablished
1599683 Eurasian watermilfoilIAClinton[No locality description provided]2012 07060005 Apple-Plumestablished
1599684 Eurasian watermilfoilIAClinton[No locality description provided]2012 07060005 Apple-Plumestablished
1599685 Eurasian watermilfoilIAClinton[No locality description provided]2012 07060005 Apple-Plumestablished
1599686 Eurasian watermilfoilIAClinton[No locality description provided]2012 07060005 Apple-Plumestablished
1599689 Eurasian watermilfoilIAClinton[No locality description provided]2012 07060005 Apple-Plumestablished
1599691 Eurasian watermilfoilIAClinton[No locality description provided]2012 07060005 Apple-Plumestablished
1599670 Eurasian watermilfoilIAClinton[No locality description provided]2012 07060005 Apple-Plumestablished
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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 [2/21/2026].

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.