Specimen ID | 1695355 |
Group | Mollusks-Gastropods |
Genus | Potamopyrgus |
Species | antipodarum |
Common Name | New Zealand mudsnail |
State | CA |
County | Contra Costa |
Locality | West Branch Alamo Creek, approx. 250 m north of Bollinger Canyon Rd. |
Mapping Accuracy | Accurate |
HUC8 Name | San Francisco Bay |
HUC8 Number | 18050004 |
HUC10 Name | Arroyo de la Laguna |
HUC10 Number | 1805000405 |
HUC12 Name | Alamo Creek |
HUC12 Number | 180500040501 |
Map | |
Collection Day | 28 |
Collection Month | 4 |
Collection Year | 2021 |
Year Accuracy | Actual |
Potential Pathway | hitch hiker | dispersed |
Status | established |
Comments | 7 individuals found in sample of 600-organism
subcount from bioassessment sample ID 207R03403 collected
using State of CA SWAMP protocol for benthic
macroinvertebrates, by AMS for CCCWP. |
Record Type | NAS sighting report |
Verifier | BioAssessment Services |
Freshwater/Marine | Freshwater |
Number Collected | 7 |