Hydrilla verticillata verticillata
Hydrilla verticillata verticillata
(whorled hydrilla)
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Exotic
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29 results for Hydrilla verticillata verticillata (whorled hydrilla)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1421377 TXComal[Locality description not provided]2016 12100203 San Marcosunknown
1421136 TXHays[Locality description not provided]2011 12100203 San Marcosunknown
1421385 TXHays[Locality description not provided]2015 12100203 San Marcosunknown
1740725 TXHays[No locality description provided]2016 12100203 San Marcos 
1742235 TXHays[No locality description provided]2019 12100203 San Marcos 
1742515 TXHays[No locality description provided]2019 12100203 San Marcos 
1743645 TXHays[No locality description provided]2019 12100203 San Marcos 
1708335 TXHays[No locality description provided]2020 12100203 San Marcos 
1746607 TXHays[No locality description provided]2021 12100203 San Marcos 
1746632 TXHays[No locality description provided]2021 12100203 San Marcos 
1700523 TXHays[No locality description provided]2021 12100203 San Marcos 
1701363 TXHays[No locality description provided]2022 12100203 San Marcos 
1701502 TXHays[No locality description provided]2022 12100203 San Marcos 
1749059 TXHays[No locality description provided]2022 12100203 San Marcos 
1748547 TXHays[No locality description provided]2022 12100203 San Marcos 
1750412 TXHays[No locality description provided]2023 12100203 San Marcos 
1750568 TXHays[No locality description provided]2023 12100203 San Marcos 
1750896 TXHays[No locality description provided]2023 12100203 San Marcos 
1750920 TXHays[No locality description provided]2023 12100203 San Marcos 
1750944 TXHays[No locality description provided]2023 12100203 San Marcos 
1751052 TXHays[No locality description provided]2023 12100203 San Marcos 
1751261 TXHays[No locality description provided]2024 12100203 San Marcos 
1752693 TXHays[No locality description provided]2024 12100203 San Marcos 
862557 TXHaysCreek off San Marcos River, on Cape St, near San Marcos River City Park.2015 12100203 San Marcosestablished
1650470 TXHaysRio Vista Park, San Marcos, Texas2017 12100203 San Marcosestablished
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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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/16/2025].

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