Hydrilla verticillata
Hydrilla verticillata
(hydrilla)
Plants
Exotic
Collection Info
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Species Profile
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Impacts

58 results for Hydrilla verticillata (hydrilla)
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Page:123
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1761473 VAAlexandria[No locality description provided]2005 02070010 Middle Potomac-Anacostia-Occoquan 
1467886 VAAlexandriaPotomac River near Alexandria2018 02070010 Middle Potomac-Anacostia-Occoquanestablished
228426 VADistrict of ColuPotomac River, along the George Washington Memorial Parkway1997 02070010 Middle Potomac-Anacostia-Occoquanestablished
1761985 VAFairfax[No locality description provided]1999 02070010 Middle Potomac-Anacostia-Occoquan 
1762344 VAFairfax[No locality description provided]2006 02070010 Middle Potomac-Anacostia-Occoquan 
1760873 VAFairfax[No locality description provided]2006 02070010 Middle Potomac-Anacostia-Occoquan 
1671015 VAFairfax[No locality description provided]2016 02070010 Middle Potomac-Anacostia-Occoquan 
1671439 VAFairfax[No locality description provided]2017 02070010 Middle Potomac-Anacostia-Occoquan 
1671440 VAFairfax[No locality description provided]2017 02070010 Middle Potomac-Anacostia-Occoquan 
1671990 VAFairfax[No locality description provided]2019 02070010 Middle Potomac-Anacostia-Occoquan 
1745412 VAFairfax[No locality description provided]2020 02070010 Middle Potomac-Anacostia-Occoquan 
1677367 VAFairfax[No locality description provided]2021 02070010 Middle Potomac-Anacostia-Occoquan 
1700719 VAFairfax[No locality description provided]2021 02070010 Middle Potomac-Anacostia-Occoquan 
1699697 VAFairfax[No locality description provided]2022 02070010 Middle Potomac-Anacostia-Occoquan 
1700645 VAFairfax[No locality description provided]2022 02070010 Middle Potomac-Anacostia-Occoquan 
1700732 VAFairfax[No locality description provided]2022 02070010 Middle Potomac-Anacostia-Occoquan 
1701232 VAFairfax[No locality description provided]2022 02070010 Middle Potomac-Anacostia-Occoquan 
1748094 VAFairfax[No locality description provided]2022 02070010 Middle Potomac-Anacostia-Occoquan 
1748521 VAFairfax[No locality description provided]2022 02070010 Middle Potomac-Anacostia-Occoquan 
1750189 VAFairfax[No locality description provided]2023 02070010 Middle Potomac-Anacostia-Occoquan 
1750309 VAFairfax[No locality description provided]2023 02070010 Middle Potomac-Anacostia-Occoquan 
1750395 VAFairfax[No locality description provided]2023 02070010 Middle Potomac-Anacostia-Occoquan 
1750775 VAFairfax[No locality description provided]2023 02070010 Middle Potomac-Anacostia-Occoquan 
1751575 VAFairfax[No locality description provided]2024 02070010 Middle Potomac-Anacostia-Occoquan 
1751731 VAFairfax[No locality description provided]2024 02070010 Middle Potomac-Anacostia-Occoquan 
Page:123

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/31/2025].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.

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



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