Hydrilla verticillata
Hydrilla verticillata
(hydrilla)
Plants
Exotic
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458 results for Hydrilla verticillata (hydrilla)
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Specimen IDCommon NameStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1401240 whorled hydrillaALGenevaUn-numbered Dirt Road. 0.1 Mile South Of Geneva County Hwy. 20 At Weeks Chapel Baptist Church.1989 03140202 Peaestablished
1438017 whorled hydrillaCAImperialWeakley Rd, All American Canal.1989 18100204 Salton Seaeradicated
1438464 whorled hydrillaCAMadera2.5 miles east of Road 820 (Striped Rock Creek Brige).1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438003 whorled hydrillaCAMaderaChowchilla River.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438408 whorled hydrillaCAMaderaChowchilla River.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1439233 whorled hydrillaCAMaderaEastman Lake.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438255 whorled hydrillaCAMaderaIndian Peak Rd, Private ppty.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438533 whorled hydrillaCAMaderaW Fork Chowchilla River at Co Rd 800.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1437927 whorled hydrillaCAMaderaW Fork Chowchilla River.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
229370 whorled hydrillaCAMariposaAhwahnee, Oak Grove Rd, Grupe Ranch swimming hole1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438626 whorled hydrillaCAMariposaEastman Lake at Co Rd 613, Chowchilla River.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438805 whorled hydrillaCAMariposaEastman Lake at Co Rd 613.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438354 whorled hydrillaCAMariposaIndian Peak Rd, Bower, 2 private pptys.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438353 whorled hydrillaCAMariposaIndian Peak Rd, Willis pond.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438625 whorled hydrillaCAMariposaOak Grove Rd, Private ppty.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438728 whorled hydrillaCAMariposaOak Grove Rd, Private ppty.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438012 whorled hydrillaCAMariposaOak Grove Rd, Private ppty.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1437787 whorled hydrillaCAMariposaPrivate ppty.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438463 whorled hydrillaCAMariposaPrivate ppty.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1438532 whorled hydrillaCAMariposaPrivate ppty.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
1437689 whorled hydrillaCAMariposaTuffli Co, Inc ppty.1989 18040001 Middle San Joaquin-Lower Chowchillaeradicated
223443 whorled hydrillaFLAlachuaAlto, Lake1989 03110206 Santa Feestablished
1516619 whorled hydrillaFLAlachuaJohnson Lake1989 03080102 Oklawahaestablished
223446 whorled hydrillaFLAlachuaJohnson Lake1989 03080102 Oklawahaestablished
1520340 whorled hydrillaFLAlachuaLake Alto1989 03110206 Santa Feestablished
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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 [2/22/2026].

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.