Alternanthera philoxeroides
Alternanthera philoxeroides

5 results for Alternanthera philoxeroides (alligatorweed)
Download Data
Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1725733 TNHamiltonTennessee Valley. On Chickamauga Reservoir at TRM 486.1R; ca. 1.5 miles NNW of Sequoyah Nuclear Plant.2008 06020001 Middle Tennessee-Chickamauga 
1725731 TNMarionTennessee Valley. Nickajack Lake in the Bennett Lake area at TRM 432.8; ca. 5 miles east of Jasper.1980 06020001 Middle Tennessee-Chickamauga 
1725738 TNMeigsHiwassee Island on Chickamauga Reservoir at TRM 500.2; ca. 5.5 miles S of Dayton.1985 06020001 Middle Tennessee-Chickamauga 
228724 TNRheaChickamauga Lake Reservoir1982 06020001 Middle Tennessee-Chickamaugaestablished
1725735 TNRheaOn west overbank of Chickamauga Reservoir at TRM 501; ca. 4 miles S of Dayton.1985 06020001 Middle Tennessee-Chickamauga 

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 [4/21/2024].

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.