Specimen Information

Hydrocharis morsus-ranae
Hydrocharis morsus-ranae
(European frogbit)
Plants
Exotic

Specimen ID1658377
GroupPlants
GenusHydrocharis
Speciesmorsus-ranae
Common NameEuropean frogbit
StateWI
CountyOconto
Localityunnamed stream and throughout the adjacent drainage ditches just north of the City of Oconto [wbic 497800]
Mapping AccuracyApproximate
HUC8 NamePeshtigo
HUC8 Number04030105
HUC10 NameLower Peshtigo River-Frontal Lake Michigan
HUC10 Number0403010506
HUC12 NameThomas Slough-Frontal Lake Michigan
HUC12 Number040301050607
Map

NAS ARM

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Collection Month7
Collection Year2021
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft | released aquarium
Statusestablished
Reference 1
Ref. Number:36477
Author:Kretlow, A.
Date:2021
Title:Invasive European frogbit found in Oconto County
Publisher:Wisconsin Department of Natural Resources
CommentsFirst report in Wisconsin.
Record TypeLiterature
Earliest Recordstate
VerifierWisconsin Department of Natural Resources
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 [9/20/2021].

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.