Specimen Information

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

Specimen ID1753135
GroupMollusks-Gastropods
GenusPotamopyrgus
Speciesantipodarum
Common NameNew Zealand mudsnail
StateCA
CountyVentura
LocalityMedea Creek
Mapping AccuracyAccurate
HUC8 NameSanta Monica Bay
HUC8 Number18070104
HUC10 NameMalibu Creek
HUC10 Number1807010401
HUC12 NameMedea Creek
HUC12 Number180701040102
Map
Collection Day27
Collection Month6
Collection Year2023
Year AccuracyActual
Statusestablished
Record TypeNAS sighting report
VerifierWL Willis, Aquatic Bioassay and Consulting Laboratories
Number Collected399


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 [1/22/2026].

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.