Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
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10 results for Myriophyllum spicatum (Eurasian watermilfoil)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
233487 WASkagitHeart Lake, in the Cascades.1998 17110004 Nooksackestablished
237479 WASkagitHeart Lake, in the Cascades.2000 17110004 Nooksackestablished
229881 WAWhatcomLake Whatcom1995 17110004 Nooksackestablished
1884046 WAWhatcomNortheast shore of Lake Whatcom, Northshore Drive near Silvern Lane2016 17110004 Nooksack 
1525925 WAWhatcomWhatcom Lake1995 17110004 Nooksackestablished
1527129 WAWhatcomWhatcom Lake1995 17110004 Nooksackestablished
1528334 WAWhatcomWhatcom Lake1995 17110004 Nooksackestablished
1529540 WAWhatcomWhatcom Lake2004 17110004 Nooksackestablished
1528335 WAWhatcomWhatcom Lake2007 17110004 Nooksackestablished
1527130 WAWhatcomWhatcom Lake2012 17110004 Nooksackestablished

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.

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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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/18/2025].

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