Specimen Information

Alternanthera philoxeroides
Alternanthera philoxeroides
(alligatorweed)
Plants
Exotic

Specimen ID1420954
GroupPlants
GenusAlternanthera
Speciesphiloxeroides
Common Namealligatorweed
StateVA
CountySouthampton
LocalityBlackwater River, at junction of Nottoway and Chowan Rivers
Mapping AccuracyAccurate
HUC8 NameNottoway
HUC8 Number03010201
HUC10 NameMill Creek-Nottoway River
HUC10 Number0301020112
HUC12 NameRound Gut-Nottoway River
HUC12 Number030102011206
Map
+
Collection Day15
Collection Month10
Collection Year2017
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statusestablished
Reference 1
Ref. Number:30723
Author:Cowles, S.
Date:2017
Title:Destructive river weed found in Blackwater
Publisher:The Tidewater News
CommentsSpotted for three years prior to verification.
Record TypePersonal communication
Earliest Recorddrainage
VerifierByron Carmean
Freshwater/MarineFreshwater


Disclaimer:

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 [9/28/2020].

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.