Specimen Information

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

Specimen ID1695520
Common Namevariable-leaf watermilfoil
LocalityQuaddick Reservoir (Lake Quaddick)
Mapping AccuracyAccurate
HUC8 NameQuinebaug River
HUC8 Number01100001
HUC10 NameFivemile River
HUC10 Number0110000103
HUC12 NameUpper Fivemile River
HUC12 Number011000010301
Collection Day8
Collection Month6
Collection Year2021
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
CommentsMostly growing in the northern and middle portions of the reservoir. Treated with herbicide (Flumioxazin and Diquat) in 2020 and 2021 along with variable leaf milfoil (Myriophyllum heterophyllum) and fanwort (Cabomba caroliniana).
Record TypePersonal communication
VerifierNicholas McMahon, The Pond and Lake Connection


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [6/12/2024].

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