Specimen Information

Potamopyrgus antipodarum
Potamopyrgus antipodarum
(New Zealand mudsnail)
Mollusks-Gastropods
Exotic
Collection Info
Point Map
Species Profile
Animated Map
Impacts

Specimen ID1714252
GroupMollusks-Gastropods
GenusPotamopyrgus
Speciesantipodarum
Common NameNew Zealand mudsnail
StatePA
CountyMontgomery
LocalityPennypack creek at Lorimer Park
Mapping AccuracyAccurate
HUC8 NameLower Delaware
HUC8 Number02040202
HUC10 NamePennypack Creek-Delaware River
HUC10 Number0204020203
HUC12 NameLower Pennypack Creek
HUC12 Number020402020304
Map

NAS ARM
Collection Day5
Collection Month9
Collection Year2023
Year AccuracyActual
Potential Pathwaydispersed | hitch hiker
CommentsFound during Pennsylvania Fish and Boat Commission surveys for this species. Specimens were dissected to confirm ID. Occurred in low density.
Record TypeNAS sighting report
VerifierSean Hartzell (Pennsylvania Fish and Boat Commission)
Freshwater/MarineFreshwater
Photo
Potamopyrgus antipodarum

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/18/2026].

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