Specimen Information

Hydrilla verticillata peregrina
Hydrilla verticillata peregrina
(wandering hydrilla)
Plants
Exotic
Collection Info
Point Map
Species Profile
Animated Map
Impacts

Specimen ID1737076
GroupPlants
GenusHydrilla
Speciesverticillata
Subspeciesperegrina
Common Namewandering hydrilla
StatePA
CountyClarion
LocalityAllegheny River at Brady's Bend
Mapping AccuracyAccurate
HUC8 NameMiddle Allegheny-Redbank
HUC8 Number05010006
HUC10 NameAllegheny River
HUC10 Number0501000611
HUC12 NameCatfish Run-Allegheny River
HUC12 Number050100061102
Map

NAS ARM
Collection Day22
Collection Month8
Collection Year2024
Year AccuracyActual
Statusestablished
CommentsIncidental find by Pennsylvania Fish and Boat Commission staff during Smallmouth Bass sampling.
Record TypeNAS sighting report
Earliest Recorddrainage
VerifierIan Pfingsten
Photo
Hydrilla verticillata peregrina
Hydrilla verticillata peregrina
Hydrilla verticillata peregrina

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/6/2025].

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 general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.