Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
Plants
Exotic
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Impacts

41 results for Myriophyllum spicatum (Eurasian watermilfoil)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
213372 OH Lake Erie1983 04260000 Lake Erieestablished
1633599 OHAshtabula[Pymatuning Reservoir]2018 04260000 Lake Erieestablished
1873440 OHAshtabulaAshtabula2022 04260000 Lake Erie 
1873458 OHAshtabulaConneaut2022 04260000 Lake Erie 
1873459 OHAshtabulaConneaut2022 04260000 Lake Erie 
1873460 OHAshtabulaConneaut2022 04260000 Lake Erie 
1873461 OHAshtabulaConneaut2022 04260000 Lake Erie 
1873462 OHAshtabulaConneaut2022 04260000 Lake Erie 
1873463 OHAshtabulaConneaut2022 04260000 Lake Erie 
1873464 OHAshtabulaConneaut2022 04260000 Lake Erie 
1873465 OHAshtabulaConneaut2022 04260000 Lake Erie 
1873466 OHAshtabulaConneaut2022 04260000 Lake Erie 
1633489 OHCuyahoga[Lake Erie]2017 04260000 Lake Erieestablished
1633497 OHCuyahoga[Lake Erie]2017 04260000 Lake Erieestablished
1633535 OHCuyahoga[Michael J Kirwan Reservoir]2017 04260000 Lake Erieestablished
1740741 OHCuyahoga[No locality description provided]2016 04260000 Lake Erie 
1421521 OHCuyahogaAt boat ramp, western edge. Scattered throughout the marina as well. Prevalent.2017 04260000 Lake Erieestablished
1397774 OHCuyahogaGordon Park Boat Launch, E. 72nd street2016 04260000 Lake Erieunknown
1694120 OHCuyahogaLake Erie2020 04260000 Lake Erieunknown
1680135 OHCuyahogaPort of Cleveland2017 04260000 Lake Erieestablished
1421518 OHCuyahogaWest side of the river channel just south of Whiskey Island2017 04260000 Lake Erieestablished
1633500 OHErie[Lake Erie]2017 04260000 Lake Erieestablished
1709085 OHErie[No locality description provided]2022 04260000 Lake Erie 
1421520 OHErieIn Sheldon Marsh, north of small access road behind nursery.2017 04260000 Lake Erieestablished
1713291 OHEriePipe Creek2022 04260000 Lake Erie 
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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.

Disclaimer:

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 [2/20/2026].

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