Specimen Information

Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)

Specimen ID1397860
Common NameEurasian watermilfoil
LocalityLake Jonathan (Also known as Upper Lake Grace), Carver County, MN
Mapping AccuracyAccurate
HUC8 NameLower Minnesota
HUC8 Number07020012
HUC10 NameMinnesota River
HUC10 Number0702001211
HUC12 NameCity of Shakopee-Minnesota River
HUC12 Number070200121102
Collection Day24
Collection Month8
Collection Year2016
Year AccuracyActual
Potential Pathwayunknown
Reference 1
Ref. Number:24369
Author:Center for Invasive Species and Ecosystem Health.
Title:EDDMapS: Early detection and distribution mapping system
Publisher:The University of Georgia
CommentsEurasian watermilfoil was discovered in Lake Jonathan on August 24, 2016 by Blue Water Science. A summary report was created (see attached) with photos and a map of the extent of plant growth. Eurasian watermilfoil was found at ten out of the 39 points sampled. The lake is connect to both McKnight Lake and Lake Grace by a small channel.; EDDMapS report
Record TypeLiterature
VerifierKelly Pennington


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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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