Hydrilla verticillata verticillata
Hydrilla verticillata verticillata
(whorled hydrilla)
Plants
Exotic
Collection Info
Point Map
Species Profile
Animated Map
Impacts

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

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
230683 TXCherokeeStriker Creek Reservoir1996 12020004 Upper Angelinaestablished
1471249 TXCherokeeStriker Reservoir2012 12020004 Upper Angelinaunknown
1751109 TXNacogdoches[No locality description provided]2024 12020004 Upper Angelina 
1442936 TXNacogdochesLake Nacogdoches1985 12020004 Upper Angelinaestablished
1470971 TXNacogdochesLake Nacogdoches2012 12020004 Upper Angelinaestablished
1471113 TXNacogdochesLake Nacogdoches2013 12020004 Upper Angelinaestablished
1471004 TXNacogdochesLake Nacogdoches2014 12020004 Upper Angelinaestablished
1470906 TXNacogdochesLake Nacogdoches2016 12020004 Upper Angelinaestablished
230705 TXNacogdochesNacogdoches Reservoir1995 12020004 Upper Angelinaestablished
1421279 TXRusk[No locality description provided]2011 12020004 Upper Angelina 
1421284 TXSmith[No locality description provided]2011 12020004 Upper Angelina 
1421286 TXSmith[No locality description provided]2011 12020004 Upper Angelina 
1421300 TXSmith[No locality description provided]2011 12020004 Upper Angelina 
1701239 TXSmith[No locality description provided]2022 12020004 Upper Angelina 
1751298 TXSmith[No locality description provided]2024 12020004 Upper Angelina 
1471142 TXSmithLake Tyler East2003 12020004 Upper Angelinaestablished
272066 TXSmithLake Tyler East2010 12020004 Upper Angelinaestablished
1471153 TXSmithLake Tyler East2012 12020004 Upper Angelinaestablished
1471253 TXSmithLake Tyler East2014 12020004 Upper Angelinaestablished
1471254 TXSmithLake Tyler West1995 12020004 Upper Angelinaestablished
1471188 TXSmithLake Tyler West2006 12020004 Upper Angelinaestablished
1471066 TXSmithLake Tyler West2012 12020004 Upper Angelinaestablished
230743 TXSmithTyler East Reservoir1996 12020004 Upper Angelinaestablished
233749 TXSmithTyler West Reservoir1996 12020004 Upper Angelinaestablished

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/14/2026].

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.