Hydrilla verticillata verticillata
Hydrilla verticillata verticillata
(whorled hydrilla)

12 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
213365 LAEvangelineLake Chicot1996 08080102 Bayou Techeestablished
230919 LAEvangelineLake Chicot1998 08080102 Bayou Techeestablished
229030 LAIberiaBayou Teche drainage1995 08080102 Bayou Techeestablished
1699142 LARapides[No locality description provided]2021 08080102 Bayou Teche 
1699346 LARapides[No locality description provided]2021 08080102 Bayou Teche 
1699622 LARapides[No locality description provided]2022 08080102 Bayou Teche 
1730189 LARapides[No locality description provided]2023 08080102 Bayou Teche 
1321309 LARapidesIndian Creek Reservoir1998 08080102 Bayou Techeestablished
230932 LARapidesKincaid Lake (Reservoir)1998 08080102 Bayou Techeestablished
230913 LARapidesLake Cocodrie1998 08080102 Bayou Techeestablished
1650803 LARapidesWoodworth, LA 71485, USA2019 08080102 Bayou Techeestablished
1401275 LASt. MaryAtchafalaya Levee, near Centerville1981 08080102 Bayou Techeestablished

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 [5/27/2024].

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.