Alternanthera philoxeroides
Alternanthera philoxeroides

52 results for Alternanthera philoxeroides (alligatorweed)
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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
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
233963 NCColumbusColumbus County1968 03040200 Lower Pee Deeestablished
230311 NCColumbusLake Waccamaw, in canals surrounding lake.1996 03040206 Waccamawestablished
230316 NCColumbusLumber River1996 03040203 Lumberestablished
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
1524322 NCCurrituckMackay Island National Wildlife Refuge2018 03010205 Albemarleestablished
230314 NCDareAlligator River1996 03010205 Albemarleestablished
1462337 NCDareDare county2018 03010205 Albemarleestablished
1396211 NCDuplinGoshen Swamp2011 03030007 Northeast Cape Fearestablished
1340388 NCGastonLake Wylie2008 03050102 South Fork Catawbaestablished
1420944 NCGatesBlackwater River, N of confluence with Nottoway and Chowan Rivers2017 03010202 Blackwaterestablished
233967 NCHertfordHertford County1968 03010200 Albemarle-Chowanestablished
877654 NCHokeAlong both banks near the confluence of both Beaver Creek and Black Branch2015 03030004 Upper Cape Fearestablished
1397679 NCHokeconfluence of Beaver Creek and Black Branch2015 03030004 Upper Cape Fearunknown
230321 NCJohnstonJohnston County, Piedmont area.1996 03020201 Upper Neuseestablished

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.

Data are not available for download from the web site. Please contact NAS staff for a custom query.


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. [2019]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [7/16/2019].

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.