Specimen Information

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

Specimen ID1658518
GroupPlants
GenusHydrocharis
Speciesmorsus-ranae
Common NameEuropean frogbit
StatePA
CountyCrawford
LocalityRed Cross Boat Launch at Pymatuning Reservoir in Pymatuning State Park
Mapping AccuracyAccurate
HUC8 NameShenango
HUC8 Number05030102
HUC10 NamePymatuning Reservoir-Shenango River
HUC10 Number0503010201
HUC12 NameFrontal Pymatuning Reservoir
HUC12 Number050301020104
Map
+
Collection Day2
Collection Month9
Collection Year2021
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statusestablished
CommentsThe nearest previously known location is approximately 6 miles upstream within Pennsylvania Game Lands 214 (a.k.a sanctuary lake) where the species was identified in 2020. Hand-pulling done in September 2021. Herbicide treatment planned in 2021.
Record TypePersonal communication
Earliest Recordlocale
DisposalTreated
VerifierPennsylvania Department of Conservation and 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 [12/2/2021].

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.