Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
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Exotic
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6 results for Myriophyllum spicatum (Eurasian watermilfoil)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1759722 PAChester[No locality description provided]2011 02040205 Brandywine-Christina 
1759789 PAChesterMarsh Creek Reservoir (CHESTER)2011 02040205 Brandywine-Christina 
1759990 PAChesterMarsh Creek Reservoir (CHESTER)2011 02040205 Brandywine-Christina 
1760216 PAChesterMarsh Creek Reservoir (CHESTER)2011 02040205 Brandywine-Christina 
1758763 PAChesterMarsh Creek Reservoir (CHESTER)2011 02040205 Brandywine-Christina 
1759030 PAChesterMarsh Creek Reservoir (CHESTER)2011 02040205 Brandywine-Christina 

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/22/2026].

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