Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
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Exotic
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12 results for Myriophyllum spicatum (Eurasian watermilfoil)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1528222 WAColumbiaSnake River at Little Goose Dam1997 17060107 Lower Snake-Tucannonestablished
243804 WAColumbiaSnake River, Lake Bryan, at Little Goose Dam.2006 17060107 Lower Snake-Tucannonestablished
243803 WAGarfieldSnake River, Lake Bryan, across river from Central Ferry State Park2006 17060107 Lower Snake-Tucannonestablished
243802 WAGarfieldSnake River, Lower Granite Reservoir2006 17060107 Lower Snake-Tucannonestablished
233494 WAWhitmanSnake River at Central Ferry1997 17060107 Lower Snake-Tucannonestablished
1525926 WAWhitmanSnake River at Central Ferry1997 17060107 Lower Snake-Tucannonestablished
1529541 WAWhitmanSnake River at Little Goose Dam1997 17060107 Lower Snake-Tucannonestablished
233495 WAWhitmanSnake River at Little Goose Dam1997 17060107 Lower Snake-Tucannonestablished
233473 WAWhitmanSnake River at Little Goose Dam1997 17060107 Lower Snake-Tucannonestablished
233496 WAWhitmanSnake River at Lower Granite Dam1997 17060107 Lower Snake-Tucannonestablished
1528336 WAWhitmanSnake River at Lower Granite Dam1997 17060107 Lower Snake-Tucannonestablished
243805 WAWhitmanSnake River, Lake Herbert G West, at Riparia2006 17060107 Lower Snake-Tucannonestablished

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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