Hydrilla verticillata
Hydrilla verticillata

11 results for Hydrilla verticillata (hydrilla)
Download Data
Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1421152 TXFreestone[Locality description not provided]2011 12030201 Lower Trinity-Tehuacanaunknown
1468695 TXFreestone[Pin Oak Creek pond]2018 12030201 Lower Trinity-Tehuacanaestablished
230698 TXFreestoneFairfield Reservoir1995 12030201 Lower Trinity-Tehuacanaestablished
1650568 TXFreestoneFreestone, Texas, United States2018 12030201 Lower Trinity-Tehuacanaestablished
1650569 TXFreestoneFreestone, Texas, United States2018 12030201 Lower Trinity-Tehuacanaestablished
1471029 TXFreestoneLake Fairfield2012 12030201 Lower Trinity-Tehuacanaestablished
1470920 TXFreestoneLake Fairfield2016 12030201 Lower Trinity-Tehuacanaestablished
1421207 TXHouston[Locality description not provided]2011 12030201 Lower Trinity-Tehuacanaunknown
213815 TXHoustonHouston County Lake1986 12030201 Lower Trinity-Tehuacanaestablished
1470859 TXHoustonHouston County Lake2009 12030201 Lower Trinity-Tehuacanaunknown
1470925 TXHoustonHouston County Lake2012 12030201 Lower Trinity-Tehuacanaunknown

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.


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 [3/5/2024].

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.