Hydrilla verticillata verticillata
Hydrilla verticillata verticillata
(whorled hydrilla)
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372 results for Hydrilla verticillata verticillata (whorled hydrilla)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1634107 ALLawrenceWheeler Reservoir, out of Mallard Creek boat dock1988 06030002 Wheeler Lakeestablished
1439633 CACalaveras0.625 mi S/ Hwy 12 on Pettinger Rd, Ghiradelli pond.1988 18040003 San Joaquin Deltaeradicated
1440848 CACalaverasBurson Rd, Kraft pond.1988 18040003 San Joaquin Deltaeradicated
1439834 CACalaverasHwy 12, Perock pond.1988 18040003 San Joaquin Deltaeradicated
1438870 CACalaverasMessing Rd, Holmes pond.1988 18040003 San Joaquin Deltaeradicated
1439031 CACalaverasPrivate pond on Jesus Maria Rd.1988 18040011 Upper Calaveras Californiaeradicated
1439443 CACalaverasSouthworth Rd, Baker Valley Ranch pond.1988 18040003 San Joaquin Deltaeradicated
1439234 CACalaverasSouthworth Rd, Whalen pond.1988 18040003 San Joaquin Deltaeradicated
1439715 CASan BernardinoMojave Desert, Barstow, the Bowser residence on Hwy 581988 18090208 Mojaveeradicated
1438991 CAShastaShea Sand & Gravel,1988 18020154 Clear Creek-Sacramento Rivereradicated
222221 FLAlachuaHoldens Pond1988 03080102 Oklawahaestablished
1517583 FLAlachuaHoldens Pond1988 03080102 Oklawahaunknown
1517645 FLAlachuaJohnson Lake1988 03080102 Oklawahaestablished
222224 FLAlachuaJohnson Lake1988 03080102 Oklawahaestablished
222350 FLAlachuaLochloosa Lake1988 03080102 Oklawahaestablished
1521487 FLAlachuaLochloosa Lake1988 03080102 Oklawahaestablished
1521174 FLAlachuaNewnans Lake1988 03080102 Oklawahaestablished
222198 FLAlachuaNewnans Lake [E of Gainesville]1988 03080102 Oklawahaestablished
222358 FLAlachuaOrange Lake1988 03080102 Oklawahaestablished
1521166 FLAlachuaOrange Lake1988 03080102 Oklawahaestablished
1521169 FLAlachuaWatermellon Pond1988 03110101 Waccasassaunknown
222227 FLAlachuaWatermelon Pond1988 03110101 Waccasassaestablished
1520095 FLAlachuaWauberg Lake1988 03080102 Oklawahaestablished
222203 FLAlachuaWauberg, Lake1988 03080102 Oklawahaestablished
222267 FLBradfordLake Rowell1988 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.

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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 [2/23/2026].

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