Specimen Information

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

Specimen ID1878020
GroupMollusks-Gastropods
GenusPotamopyrgus
Speciesantipodarum
Common NameNew Zealand mudsnail
StateCA
CountyShasta
LocalityClear Creek
Mapping AccuracyAccurate
HUC8 NameClear Creek-Sacramento River
HUC8 Number18020154
HUC10 NameClear Creek
HUC10 Number1802015401
HUC12 NameSouth Fork Clear Creek-Clear Creek
HUC12 Number180201540106
Map
Collection Day10
Collection Month9
Collection Year2024
Year AccuracyActual
CommentsThese specimens were sampled as part of our Statewide Bioassessment effort. Sampling and Identifications were done by the Aquatic Bioassessment Laboratory. Collections were made on 09/10/2024. Identifications were done on 07/02/2025
Record TypeNAS sighting report
VerifierDaniel Pickard
Freshwater/MarineFreshwater
Number Collected27


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.