Alternanthera philoxeroides
Alternanthera philoxeroides

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

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
233965 NCBeaufortBeaufort County1968 03020104 Pamlicoestablished
1334824 NCBeaufortFormer habitation surrounded by swamp forest, midway between the towns of Washington and Chocowinity2011 03020104 Pamlicoestablished
230318 NCBertieSweetwater Creek.1996 03010107 Lower Roanokeestablished
229045 NCBertie/WashingtoCounties that drain into Albemarle Sound, between the Virginia border and the Pamlico River.1996 03010107 Lower Roanokeestablished
1616809 NCBrunswick[No locality description provided]2018 03040208 Coastal Carolinaestablished
1616798 NCBrunswick[No locality description provided]2018 03040208 Coastal Carolinaestablished
1616839 NCBrunswick[No locality description provided]2019 03040208 Coastal Carolinaestablished
230312 NCBrunswickBrunswick County canals1996 03040206 Waccamawestablished
230309 NCBrunswickCape Fear River, southeast section.1996 03030005 Lower Cape Fearestablished
234414 NCBrunswickCape Fear River, swamps alongside, W of Wilmington1967 03030005 Lower Cape Fearestablished
1616741 NCCatawba[No locality description provided]2015 03050101 Upper Catawbaestablished
1616796 NCCatawba[No locality description provided]2018 03050101 Upper Catawbaestablished
1616890 NCCatawba[No locality description provided]2019 03050101 Upper Catawbaestablished
233963 NCColumbusColumbus County1968 03040200 Lower Pee Deeestablished
230311 NCColumbusLake Waccamaw, in canals surrounding lake.1996 03040206 Waccamawestablished
230316 NCColumbusLumber River1996 03040203 Lumberestablished
1616802 NCCraven[No locality description provided]2018 03020204 Lower Neuseestablished
1257141 NCCravenCarolina Pines subdivision pond2016 03020204 Lower Neuseestablished
247634 NCCravenScotts Creek2006 03020204 Lower Neuseestablished
233964 NCCumberlandCumberland County1968 03030000 Cape Fearestablished
1524321 NCCurrituck[Currituck Heritage Park]2016 03010205 Albemarleestablished
1524320 NCCurrituck[MacKay Island National Wildlife Refuge]2018 03010205 Albemarleestablished
1616791 NCCurrituck[No locality description provided]2018 03010205 Albemarleestablished
1524322 NCCurrituckMackay Island National Wildlife Refuge2018 03010205 Albemarleestablished
1616795 NCDare[No locality description provided]2018 03010205 Albemarleestablished

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. [2020]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [8/3/2020].

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 queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.