Specimen Information

Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
Plants
Exotic

Specimen ID238309
GroupPlants
GenusMyriophyllum
Speciesspicatum
Common NameEurasian watermilfoil
StateIA
CountyGrundy
LocalityGrundy County Lake
Mapping AccuracyAccurate
HUC8 NameMiddle Cedar
HUC8 Number07080205
HUC10 NameHeadwaters Black Hawk Creek
HUC10 Number0708020505
HUC12 NameMinnehaha Creek-Black Hawk Creek
HUC12 Number070802050504
Map
+
Collection Year2004
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statuseradicated
CommentsSonar whole lake in 2004 - no EWM observed.
Record TypePersonal communication
Freshwater/MarineFreshwater


Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/4/2021].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.