Specimen Information

Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
Plants
Exotic

Specimen ID168466
GroupPlants
GenusMyriophyllum
Speciesspicatum
Common NameEurasian watermilfoil
StateWI
CountyDouglas
LocalityBarkers Island Marina, Superior Bay, WI
Mapping AccuracyAccurate
HUC8 NameSt. Louis
HUC8 Number04010201
HUC10 NameSaint Louis River
HUC10 Number0401020116
HUC12 NameSaint Louis River
HUC12 Number040102011604
Map
+
Collection Month9
Collection Year2006
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statusestablished
Reference 1
Ref. Number:15866
Author:Myers, J.
Date:2006
Title:Exotic plant finds its way to Superior Bay.
Publisher:Duluth News Tribune, Duluth, Minnesota
Volume:2006
Issue:September 1
CommentsExpected to spread across shallow areas of the harbor and lower St. Louis River. M. spicatum has been established in Chequamegon Bay near Ashland since approximately 1996.
Record TypeLiterature
Earliest Recordlocale
Freshwater/MarineFreshwater


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [10/4/2024].

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