Specimen Information

Potamopyrgus antipodarum
Potamopyrgus antipodarum
(New Zealand mudsnail)
Mollusks-Gastropods
Exotic

Specimen ID1740359
GroupMollusks-Gastropods
GenusPotamopyrgus
Speciesantipodarum
Common NameNew Zealand mudsnail
StateCA
CountySanta Cruz
LocalityLower Pajaro River
Mapping AccuracyAccurate
HUC8 NamePajaro
HUC8 Number18060002
HUC10 NamePajaro River
HUC10 Number1806000208
HUC12 NameLower Pajaro River
HUC12 Number180600020805
Map
Collection Day29
Collection Month6
Collection Year2024
Year AccuracyActual
Potential Pathwayhitch hiker
Statusestablished
Record TypeNAS sighting report
VerifierA. Longan, CSU Monterey Bay; T. Jensen, CA Department of Fish and Wildlife
Number Collected200
Photo
A New Zealand mudsnail under a microscope.


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 [12/5/2025].

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.