Hydrilla verticillata
Hydrilla verticillata
(hydrilla)
Plants
Exotic
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41 results for Hydrilla verticillata (hydrilla)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1675567 MDBaltimore[No locality description provided]2020 02060003 Gunpowder-Patapsco 
1679276 MDBaltimore[No locality description provided]2020 02060003 Gunpowder-Patapsco 
1679271 MDBaltimore[No locality description provided]2020 02060003 Gunpowder-Patapsco 
1676436 MDBaltimore[No locality description provided]2021 02060003 Gunpowder-Patapsco 
1698826 MDBaltimore[No locality description provided]2022 02060003 Gunpowder-Patapsco 
1747958 MDBaltimore[No locality description provided]2022 02060003 Gunpowder-Patapsco 
1747959 MDBaltimore[No locality description provided]2022 02060003 Gunpowder-Patapsco 
1748254 MDBaltimore[No locality description provided]2022 02060003 Gunpowder-Patapsco 
1748900 MDBaltimore[No locality description provided]2022 02060003 Gunpowder-Patapsco 
1750352 MDBaltimore[No locality description provided]2023 02060003 Gunpowder-Patapsco 
1750526 MDBaltimore[No locality description provided]2023 02060003 Gunpowder-Patapsco 
1751633 MDBaltimore[No locality description provided]2024 02060003 Gunpowder-Patapsco 
1751696 MDBaltimore[No locality description provided]2024 02060003 Gunpowder-Patapsco 
1752210 MDBaltimore[No locality description provided]2024 02060003 Gunpowder-Patapsco 
1891080 MDBaltimore[No locality description provided]2025 02060003 Gunpowder-Patapsco 
1891354 MDBaltimore[No locality description provided]2025 02060003 Gunpowder-Patapsco 
1655046 MDBaltimoreBaltimore County, MD, USA2020 02060003 Gunpowder-Patapscoestablished
1428121 MDBaltimoreBird River2017 02060003 Gunpowder-Patapscoestablished
1428102 MDBaltimoreBird River2017 02060003 Gunpowder-Patapscoestablished
1428114 MDBaltimoreBird River2017 02060003 Gunpowder-Patapscoestablished
1428109 MDBaltimoreBird River2017 02060003 Gunpowder-Patapscoestablished
1428122 MDBaltimoreBird River2017 02060003 Gunpowder-Patapscoestablished
892665 MDBaltimoreLoch Raven Reservoir, in cove2015 02060003 Gunpowder-Patapscoestablished
1654940 MDBaltimoreSaltpeter Creek, Baltimore, MD, US2019 02060003 Gunpowder-Patapscoestablished
233803 MDBaltimore/HarforGunpowder River2000 02060003 Gunpowder-Patapscoestablished
Page:12

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 [12/5/2025].

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.