Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)

40 results for Myriophyllum spicatum (Eurasian watermilfoil)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
878148 OKCaddoCaddo County2015 11130302 Upper Washitaestablished
213323 OKCaddoFort Cobb Reservoir [=Cobb Creek just W of Albert]1983 11130302 Upper Washitaestablished
229359 OKCarterCarter County1982 Unknown or N/Aestablished
878152 OKCarterCarter County2015 11130303 Middle Washitaestablished
229364 OKCimarronCimarron County1982 11040002 Upper Cimarronestablished
878146 OKCimarronCimarron County2015 11100101 Upper Beaverestablished
229360 OKClevelandCleveland County1985 Lower Canadianestablished
878158 OKClevelandCleveland County2015 11090203 Littleestablished
1632794 OKComanche[No locality description provided]2018 11130203 West Cacheestablished
1632856 OKComancheSunset Lake stream ponds formed by water control dams at base of Elk Mountain; Wichita Mtns Wildlife Refuge1976 11130203 West Cacheestablished
878149 OKComancheThomas Lake, 1 mi W of Medicine Park, Wichita Mts. Wildlife Refuge1966 11130202 Cacheestablished
1650987 OKGarvinMaysville, OK, US2020 11130303 Middle Washitaestablished
878166 OKHaskellHaskell County2015 11090204 Lower Canadianestablished
229363 OKHaskell/SequoyahRobert S. Kerr Reservoir1982 11110104 Robert S. Kerr Reservoirestablished
229358 OKJeffersonJefferson County1982 Unknown or N/Aestablished
878151 OKJeffersonJefferson County2015 11130201 Farmers-Mudestablished
878156 OKJohnstonJohnston County2015 11130304 Lower Washitaestablished
229362 OKLincolnLincoln County1982 Unknown or N/Aestablished
878160 OKLincolnLincoln County2015 11100303 Deep Forkestablished
229927 OKLoganLogan County1985 11050003 Lower Cimarronestablished
878153 OKLoveLove County2015 11130201 Farmers-Mudestablished
229929 OKMcClainMcClain County1985 Unknown or N/Aestablished
878157 OKMcClainMcClain County2015 11090202 Lower Canadian-Walnutestablished
878154 OKMurrayMurray County2015 11130303 Middle Washitaestablished
228577 OKMuskogeeMuskogee County1985 Unknown or N/Aestablished

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.


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 [7/20/2024].

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