Hydrilla verticillata verticillata
Hydrilla verticillata verticillata
(whorled hydrilla)
Plants
Exotic
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Impacts

64 results for Hydrilla verticillata verticillata (whorled hydrilla)
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Page:123
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
229148 LASabineToledo Bend Reservoir1980 12010004 Toledo Bend Reservoirestablished
230917 LASabine/De SotoToledo Bend Reservoir1998 12010004 Toledo Bend Reservoirestablished
1891047 LAVernon[No locality description provided]2025 12010005 Lower Sabine 
1893174 LAVernon[No locality description provided]2025 12010005 Lower Sabine 
231616 LAVernon/BeauregarLower Sabine River1998 12010005 Lower Sabineestablished
1650437 TXGreggCargill Long Trail, Longview, TX2015 12010002 Middle Sabineestablished
1650717 TXGreggLongview, TX, USA2020 12010002 Middle Sabineestablished
1421142 TXHarrison[No locality description provided]2011 12010002 Middle Sabine 
1470869 TXHarrisonBrady Branch Reservoir2012 12010002 Middle Sabineestablished
1470770 TXHarrisonBrady Branch Reservoir2013 12010002 Middle Sabineestablished
1470836 TXHarrisonBrady Branch Reservoir2014 12010002 Middle Sabineestablished
1470979 TXHarrisonBrady Branch Reservoir2015 12010002 Middle Sabineestablished
877582 TXHarrisonBrandy Branch2010 12010002 Middle Sabineestablished
261650 TXHarrisonBrandy Branch Reservoir (Rogers Lake)2008 12010002 Middle Sabineestablished
1650561 TXHarrisonHarrison County, US-TX, US2018 12010002 Middle Sabineestablished
1421308 TXNewton[No locality description provided]2011 12010004 Toledo Bend Reservoir 
230949 TXNewton/OrangeLower Sabine River1998 12010005 Lower Sabineestablished
1421241 TXPanola[No locality description provided]2011 12010002 Middle Sabine 
230672 TXPanolaBrandy Branch1996 12010002 Middle Sabineestablished
229798 TXPanolaLake Murvaul1996 12010002 Middle Sabineestablished
1470970 TXPanolaLake Murvaul2013 12010002 Middle Sabineestablished
1471112 TXPanolaLake Murvaul2014 12010002 Middle Sabineestablished
1471003 TXPanolaLake Murvaul2015 12010002 Middle Sabineestablished
1470905 TXPanolaLake Murvaul2016 12010002 Middle Sabineestablished
1421306 TXRains[No locality description provided]2011 12010001 Upper Sabine 
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.

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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 [2/22/2026].

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