Specimen Information

Myriophyllum heterophyllum
Myriophyllum heterophyllum
(variable-leaf watermilfoil)
Plants
Native Transplant

Specimen ID1256759
GroupPlants
GenusMyriophyllum
Speciesheterophyllum
Common Namevariable-leaf watermilfoil
StateNH
CountyCheshire
LocalityContoocook Lake
Mapping AccuracyAccurate
HUC8 NameContoocook River
HUC8 Number01070003
HUC10 NameUpper Contoocook River
HUC10 Number0107000301
HUC12 NameTown Farm Brook-Contoocook River
HUC12 Number010700030101
Map
+
Collection Year1989
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statusestablished
Reference 1
Ref. Number:33984
Author:Smagula, A.P., R. Scott, C. Freise, and R. Pelletier
Date:2017
Title:Exotic Species Program Report: 2013-2017
Publisher:New Hampshire Department of Environmental Services
Pages:102 pp
CommentsDiscovered in 1989. Introduced three to four years earlier. Chemically treated in 1990.
Record TypeLiterature
VerifierAmy Smagula, NH DES
Freshwater/MarineFreshwater


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/9/2024].

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