Specimen Information

Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
Plants
Exotic

Specimen ID263161
GroupPlants
GenusMyriophyllum
Speciesspicatum
Common NameEurasian watermilfoil
StateWA
CountyFranklin
LocalityColumbia River, Hanford Reach, marsh SE across channel from Savage Island
Mapping AccuracyAccurate
HUC8 NameUpper Columbia-Priest Rapids
HUC8 Number17020016
HUC10 NameGable Butte-Columbia River
HUC10 Number1702001602
HUC12 NameSavage Island-Columbia River
HUC12 Number170200160206
Map
+
Collection Month8
Collection Year2009
Year AccuracyActual
Potential Pathwayunknown
Statusestablished
Reference 1
Ref. Number:18831
Author:Anonymous
Date:2009
Title:Water Safety Experts find answers to Milfoil Mystery.
Publisher:KNDO/KNDUcom, Yakima, Wa.
Volume:2009
Issue:August 26
Record TypeLiterature
Freshwater/MarineFreshwater
Specimen Impacttwo drownings associated with milfoil on the Columbia River this year


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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. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [7/6/2022].

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