Hydrilla verticillata verticillata
Hydrilla verticillata verticillata
(whorled hydrilla)
Plants
Exotic
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11008 results for Hydrilla verticillata verticillata (whorled hydrilla)
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Page:12345678910...>>
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1894710   [No locality description provided; coordinates obscured by collector]2022   
1894548   [No locality description provided]2015   
1894444   [No locality description provided]2016 13110000 Rio Salado 
1894445   [No locality description provided]2016 13120000 Rio San Juan 
1894524   [No locality description provided]2017   
1894528   [No locality description provided]2017   
1894459   [No locality description provided]2018 13120000 Rio San Juan 
1894483   [No locality description provided]2019   
1894488   [No locality description provided]2019   
1894490   [No locality description provided]2019   
1894492   [No locality description provided]2019   
1894494   [No locality description provided]2019 13110000 Rio Salado 
1894495   [No locality description provided]2019 13110000 Rio Salado 
1894514   [No locality description provided]2019   
1894520   [No locality description provided]2019   
1894521   [No locality description provided]2019   
1894522   [No locality description provided]2019   
1894536   [No locality description provided]2019   
1894541   [No locality description provided]2020   
1894546   [No locality description provided]2020 13110000 Rio Salado 
1894530   [No locality description provided]2020   
1894553   [No locality description provided]2020   
1894557   [No locality description provided]2020   
1894558   [No locality description provided]2020   
1894525   [No locality description provided]2020   
Page:12345678910...>>

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 [1/16/2026].

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