Hydrilla verticillata verticillata
Hydrilla verticillata verticillata
(whorled hydrilla)

10313 results for Hydrilla verticillata verticillata (whorled hydrilla)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1699993 ALBaldwin[No locality description provided]2021 03160205 Mobile Bay 
1523046 ALBaldwinBay Minette Creek, Daphne2018 03160204 Mobile-Tensawestablished
1672505 ALBaldwinBay Minette Creek, Daphne, AL, US2019 03160204 Mobile-Tensaw 
1336088 ALBaldwinCa. 0.5 mi. S of Mobile Bay Causeway, on the E side of the bay1996 03160204 Mobile-Tensawunknown
1674951 ALBaldwinChacaloochee Bay, Spanish Fort, AL, US2020 03160204 Mobile-Tensaw 
230391 ALBaldwinMcRenolds Lake (Negro Basin/Lake)1998 03160204 Mobile-Tensawestablished
230363 ALBaldwinRaft River near mouth of Crab Creek.1992 03160204 Mobile-Tensawestablished
1673787 ALBaldwinRiver Dr, Summerdale, AL, US2020 03160205 Mobile Bay 
1678621 ALBaldwinTensaw River, Bay Minette, AL, US2019 03160204 Mobile-Tensaw 
230431 ALBaldwinYancy Bay, Mobile Delta.1990 03160204 Mobile-Tensawestablished
1709450 ALBarbourVic. Of Eufala; Inlet of Lake Eufala along W side of Hwy431 at 1.3 mi S of jct with Hwy 285 at Lakepoint Resort State Park1998 03130003 Middle Chattahoochee-Walter F 
270590 ALChoctawA boat ramp on the Choctaw NWR east of Wildlife Rd2008 03160201 Middle Tombigbee-Chickasawestablished
1399722 ALChoctawBoat ramp. Choctaw NWR2008 03160201 Middle Tombigbee-Chickasawunknown
213719 ALChoctawCoffeeville Lake, in an embayment off the mainstem of the reservoir1978 03160201 Middle Tombigbee-Chickasawestablished
1401237 ALClarkeSouth Bank Of Tombigbee River Ca. 0.5 Mi Upstream From Coffeeville Lock And Dam, Ca. 10 Mi E Of Silas; N1/2 Sec 13, T9n R2w1978 03160201 Middle Tombigbee-Chickasawestablished
1709341 ALColbert[No locality description provided]2022 06030005 Pickwick Lake 
1401239 ALColbertGrowing In Ca 7 Ft Of Water In Pickwick Reservoir Along The Southern Shoreline At Trm 238.7l, Just Downstream Of An Industrial Water Intake; Ca 2 Mi Upstream Of The Natchez Trace Parkway Bridge.2007 06030005 Pickwick Lakeestablished
1401238 ALColbertShallow Water Along Shoreline In Mulberry Creek Embayment On Pickwick Reservoir At Trm 241.5l; Ca 3 Mi E Of Cherokee.2007 06030005 Pickwick Lakeestablished
1336084 ALCovingtonLake Frank Jackson, ca. 3 miles N. of Opp; at junction of Hwy. 331 with Hwy. 381998 03140103 Yellowestablished
230394 ALCovingtonLake Jackson1993 03140103 Yellowestablished
1401240 ALGenevaUn-numbered Dirt Road. 0.1 Mile South Of Geneva County Hwy. 20 At Weeks Chapel Baptist Church.1989 03140202 Peaestablished
1336062 ALGreeneca 3 mi W of New West Greene, Corps of Engineers land along Tombigbee River; T22N R2W S31995 03160106 Middle Tombigbee-Lubbubunknown
1713692 ALGreeneLocated in Boligee community at 5 private ponds2023 03160106 Middle Tombigbee-Lubbub 
230393 ALHaleDemopolis Reservoir, Warrior River arm.1996 03160113 Lower Black Warriorestablished
1401241 ALHenryChattahoochee River At The West End Of Walter F. George Lock And Dam2014 03130003 Middle Chattahoochee-Walter Festablished

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 [2/28/2024].

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.