Hydrilla verticillata
Hydrilla verticillata

225 results for Hydrilla verticillata (hydrilla)
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Specimen IDCommon NameStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1407109 dioecious hydrillaALLauderdaleAdjacent to the left descending bank of Cypress Creek approximately 300 feet downstream from the Nelson Rivers Starkey Bridge on Waterloo Road (County Road 14)2017 06030005 Pickwick Lakeestablished
1407108 dioecious hydrillaALLauderdaleCypress Creek, adjacent to the left descending bank, approximately 300 feet south of Eunice Avenue, a street within the municipality of Florence, Alabama2017 06030005 Pickwick Lakeestablished
1657484 monoecious hydrillaALMarshallShallow water on Guntersville Reservoir in the upstream portion of South Sauty Creek embayment (373.8L) at South Sauty Creek Mile 5.3L (Morgan Cove area); ca 5.1 mi SSW of the Langston Post Office2017 06030001 Guntersville Lakeestablished
1633925 unknown biotype hydrillaCTHartfordConnecticut River, Glastonbury2017 01080205 Outlet Connecticut Riverestablished
1671648 monoecious hydrillaDCDistrict of Columbia2001?2299 1st St SW, Washington, DC, US2017 02070010 Middle Potomac-Anacostia-Occoquan 
1418332 monoecious hydrillaDCDistrict of ColumbiaKenilworth Aquatic Gardens2017 02070010 Middle Potomac-Anacostia-Occoquanestablished
1671543 monoecious hydrillaDCDistrict of ColumbiaNorthwest Washington, Washington, DC, USA2017 02070010 Middle Potomac-Anacostia-Occoquan 
1695241 monoecious hydrillaDESussexStormwater Management2017 02040303 Chincoteagueunknown
1516000 dioecious hydrillaFLAlachuaJohnson Lake2017 03080102 Oklawahaestablished
1516001 dioecious hydrillaFLAlachuaLochloosa Lake2017 03080102 Oklawahaestablished
1515966 dioecious hydrillaFLAlachuaOrange Lake2017 03080102 Oklawahaestablished
1516917 dioecious hydrillaFLAlachuaWauberg Lake2017 03080102 Oklawahaestablished
1516015 dioecious hydrillaFLBayLake Lullwater2017 03140101 St. Andrew-St. Joseph Baysestablished
1516008 dioecious hydrillaFLBayMartin Bayou2017 03140101 St. Andrew-St. Joseph Baysestablished
1515973 dioecious hydrillaFLBradfordLake Rowell2017 03110206 Santa Feestablished
1515975 dioecious hydrillaFLBradfordLake Sampson2017 03110206 Santa Feestablished
1516071 dioecious hydrillaFLBrevardFox Lake2017 03080101 Upper St. Johnsestablished
1515992 dioecious hydrillaFLBrevardSouth Lake2017 03080101 Upper St. Johnsestablished
1516098 dioecious hydrillaFLCitrusChassahowitzka River2017 03100207 Crystal-Pithlachascoteeestablished
1516047 dioecious hydrillaFLCitrusCrystal River2017 03100207 Crystal-Pithlachascoteeestablished
1516920 dioecious hydrillaFLCitrusTsala Apopka Lake (Floral City Arm)2017 03100208 Withlacoocheeestablished
1516922 dioecious hydrillaFLCitrusWithlacoochee River2017 03100208 Withlacoocheeestablished
1516063 dioecious hydrillaFLClayLake Geneva2017 03080103 Lower St. Johnsestablished
1516919 dioecious hydrillaFLCollierLake Trafford2017 03090204 Big Cypress Swampestablished
1516082 dioecious hydrillaFLColumbiaAlligator Lake2017 03110206 Santa Feestablished

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. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [10/7/2022].

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