Specimen Information

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

Specimen ID1418349
Common Namevariable-leaf watermilfoil
LocalityLittle Sebago Lake
Mapping AccuracyAccurate
HUC8 NamePresumpscot
HUC8 Number01060001
HUC10 NamePresumpscot River
HUC10 Number0106000103
HUC12 NameLittle Sebago Lake-Pleasant River
HUC12 Number010600010301
Collection Month6
Collection Year2001
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft | dispersed waterfowl
Reference 1
Ref. Number:30401
Author:Schaffner, B.
Title:Maine DEP Invasive Aquatic Plant Map
Publisher:Maine Department of Environmental Protection
CommentsDiscovery 2001 (confirmed 2003*). Plant is a hybrid between variable milfoil and another non-native milfoil. 2003 survey by the Little Sebago Lake Association showed that the most densely infested areas are in the NW quadrant of the Lower Basin, Mumford Cove and Beaver Cove.
Record TypeLiterature
Earliest Recordlocale
VerifierMaine DEP


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [6/22/2024].

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