Potamopyrgus antipodarum
Potamopyrgus antipodarum
(New Zealand mudsnail)

25 results for Potamopyrgus antipodarum (New Zealand mudsnail)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1695350 CAContra CostaCow Creek, south of El Capitan Dr.2021 18050001 Suisun Bayestablished
1320998 CAContra CostaFranklin Creek north of Highway 42016 18050001 Suisun Bayestablished
1613942 CAContra CostaFranklin Creek, approx. 150 m upstream of Franklin Canyon Rd.2019 18050001 Suisun Bayunknown
1420700 CAContra CostaGrayson Creek 30m north of Pacheco Blvd2017 18050001 Suisun Bayestablished
1468795 CAContra CostaGrayson Creek 500 m north of Concord Ave2018 18050001 Suisun Bayestablished
1320997 CAContra CostaGrayson Creek south of Pacheco Blvd2016 18050001 Suisun Bayestablished
862460 CAContra CostaGreen Valley Creek near to Buckeye Ln and Willowmere Rd2015 18050001 Suisun Bayestablished
744963 CAContra CostaGreen Valley Creek, north of Dannville2014 18050001 Suisun Bayestablished
609260 CAContra CostaLas Trampas Creek [W of Walnut Creek]2013 18050001 Suisun Bayunknown
1420692 CAContra CostaMt. Diablo Creek East of Ayers Road2017 18050001 Suisun Bayestablished
630844 CAContra CostaMt. Diablo Creek, north of Clayton Library adjacent to public trail2014 18050001 Suisun Bayunknown
1409688 CAContra CostaMt. Diablo Creek, north of Clayton Library adjacent to public trail2017 18050001 Suisun Bayestablished
1420701 CAContra CostaPine Creek approx. 200m northwest of Sunshine Drive2017 18050001 Suisun Bayestablished
1420699 CAContra CostaSan Ramon Creek approx. 500m northwest of Livorna Rd.2017 18050001 Suisun Bayestablished
1320995 CAContra CostaSan Ramon Creek at Las Lomas High School2016 18050001 Suisun Bayestablished
862463 CAContra CostaSan Ramou Creek at Creekside Dr2015 18050001 Suisun Bayestablished
862462 CAContra CostaSan Ramou Creek between Hwy I-680 and Danville Blvd, across interstate from N tip of Sugarloaf Open Space Rec Area2015 18050001 Suisun Bayestablished
1420694 CAContra CostaSycamore Creek Approx. 70m west of Morninghome Road2017 18050001 Suisun Bayestablished
1420693 CAContra CostaTributary of Walnut Creek approx. 500m East of SR 2422017 18050001 Suisun Bayestablished
1695349 CAContra CostaTributary of Walnut Creek, northwest of Esperanza Dr.2021 18050001 Suisun Bayestablished
1695358 CAContra CostaUnnamed Creek near Las Trampas Rd, near Tice Creek, Danville, CA2021 18050001 Suisun Bayestablished
1320996 CAContra CostaWalnut Creek north of Seven Hills Ranch Rd2016 18050001 Suisun Bayestablished
1695352 CAContra CostaWalnut Creek north of Willow Pass Rd2021 18050001 Suisun Bayestablished
1695280 CAContra CostaWest Reach, Pittsburg Public Boat Ramp2021 18050001 Suisun Bayestablished
749410 CASolanoLaurel Creek in Fairfield2013 18050001 Suisun Bayestablished

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.


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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [7/21/2024].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.