Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
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14 results for Myriophyllum spicatum (Eurasian watermilfoil)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
234305 MDAnne ArundelVenice on the Bay, small barrier pond, SE of Fort Smallwood on Patapsco River1962 02060003 Gunpowder-Patapscoestablished
1737645 MDBaltimore[No locality description provided]2020 02060003 Gunpowder-Patapsco 
1705616 MDBaltimore[No locality description provided]2022 02060003 Gunpowder-Patapsco 
1654917 MDBaltimore7130 Marshy Point Rd, Baltimore, MD 21220, USA2019 02060003 Gunpowder-Patapscoestablished
234308 MDBaltimoreBiddison's landing on Dundee Creek (near head), a tributary to Gunpowder River1962 02060003 Gunpowder-Patapscoestablished
234207 MDBaltimoreBird River in Bird River Beach1961 02060003 Gunpowder-Patapscoestablished
1654975 MDBaltimoreChase, MD 21220, USA2020 02060003 Gunpowder-Patapscoestablished
1654973 MDBaltimoreDundee Creek, Baltimore, MD, US2020 02060003 Gunpowder-Patapscoestablished
228835 MDBaltimoreGunpowder River, bays at mouth of river where it meets the bay1992 02060003 Gunpowder-Patapscoestablished
234307 MDBaltimoreJunction of Saltpeter Creek and Gunpowder River1962 02060003 Gunpowder-Patapscoestablished
234306 MDBaltimoreSaltpeter Creek at tributary to Gunpowder River1962 02060003 Gunpowder-Patapscoestablished
1428104 MDBaltimoreShallow Creek2017 02060003 Gunpowder-Patapscoestablished
1428116 MDBaltimoreShallow Creek2017 02060003 Gunpowder-Patapscoestablished
232341 MDHarfordBush River1996 02060003 Gunpowder-Patapscoestablished

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 [11/23/2024].

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