Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
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15 results for Myriophyllum spicatum (Eurasian watermilfoil)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1529364 WABentonColumbia River at Crow Butte2014 17070101 Middle Columbia-Lake Wallulaestablished
1528166 WABentonColumbia River at McNary Dam2014 17070101 Middle Columbia-Lake Wallulaestablished
1526961 WABentonColumbia River at McNary Dam2015 17070101 Middle Columbia-Lake Wallulaestablished
1525757 WABentonColumbia River at Plymouth2014 17070101 Middle Columbia-Lake Wallulaestablished
243822 WABentonColumbia River, Lake Umatilla, NW of Crow Butte State Park.2006 17070101 Middle Columbia-Lake Wallulaestablished
243820 WABentonColumbia River, Lake Umatilla, S. of Plymouth Park island.2006 17070101 Middle Columbia-Lake Wallulaestablished
243817 WABentonColumbia River, Lake Wallula, near Hedges.2006 17070101 Middle Columbia-Lake Wallulaestablished
1529377 WAKlickitatColumbia River at Rock Cr2013 17070101 Middle Columbia-Lake Wallulaestablished
1528172 WAKlickitatColumbia River at Rock Cr2015 17070101 Middle Columbia-Lake Wallulaestablished
243823 WAKlickitatColumbia River, Lake Umatilla, at John Day Dam.2006 17070101 Middle Columbia-Lake Wallulaestablished
243821 WAKlickitatColumbia River, Lake Umatilla, near Roosevelt.2006 17070101 Middle Columbia-Lake Wallulaestablished
894713 WAKlickitatRock Creek, pool near mouth2013 17070101 Middle Columbia-Lake Wallulaestablished
1527127 WAWalla WallaColumbia River at McNary Wildlife Refuge2013 17070101 Middle Columbia-Lake Wallulaestablished
1525923 WAWalla WallaColumbia River at Port Kelley2014 17070101 Middle Columbia-Lake Wallulaestablished
243816 WAWalla WallaColumbia River, Lake Wallula, near Two Rivers.2006 17070101 Middle Columbia-Lake Wallulaestablished

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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/26/2024].

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