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

83 results for Potamopyrgus antipodarum (New Zealand mudsnail)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1695382 CAAlamedaArroyo de la Laguna, upstream of Pleasanton Canal Trail2021 18050004 San Francisco Bayestablished
1695364 CAAlamedaArroyo Las Positas, approx 150 m downstream of Isabel Ave2021 18050004 San Francisco Bayestablished
1695383 CAAlamedaArroyo Mocho, approx 300 m downstream of Stoneridge Dr.2021 18050004 San Francisco Bayestablished
1658464 CAAlamedaArroyo Viejo, upstream of Bancroft Ave.2021 18050004 San Francisco Bayestablished
1695369 CAAlamedaCrow Creek, approx 400 m upstream of Crow Creek Rd.2021 18050004 San Francisco Bayestablished
1695370 CAAlamedaCrow Creek, approx 400 m upstream of Crow Creek Rd.2021 18050004 San Francisco Bayestablished
1695359 CAAlamedaEstudillo Canal, upstream of Cove Ct.2021 18050004 San Francisco Bayestablished
1695378 CAAlamedaOld Alameda Creek, approx 250 m upstream of Union Landing Blvd2021 18050004 San Francisco Bayestablished
1658463 CAAlamedaSabercat Creek, upstream of Roberts Ave2021 18050004 San Francisco Bayestablished
1658466 CAAlamedaSan Lorenzo Creek below Hazel Ave2021 18050004 San Francisco Bayestablished
1695368 CAAlamedaSan Lorenzo Creek, just downstream of Center St.2021 18050004 San Francisco Bayestablished
1658465 CAAlamedaSan Lorenzo Creek, just upstream of Via Granada2021 18050004 San Francisco Bayestablished
1695377 CAAlamedaWard Creek, above Mission Blvd2021 18050004 San Francisco Bayestablished
1695380 CAAlamedaWard Creek, approximately 200 m south of Industrial Pkwy W.2021 18050004 San Francisco Bayestablished
1695283 CAButteFeather River, Hatchery 22021 18020159 Honcut Headwaters-Lower Featherestablished
1695354 CAContra CostaAlamo Creek, approx. 500 m north of Old Ranch Rd.2021 18050004 San Francisco Bayestablished
1695350 CAContra CostaCow Creek, south of El Capitan Dr.2021 18050001 Suisun Bayestablished
1695353 CAContra CostaRefugio Creek, east of Scupper Court2021 18050002 San Pablo Bayestablished
1695348 CAContra CostaSan Pablo Creek, 400 m northwest of Miner Rd2021 18050002 San Pablo 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
1695352 CAContra CostaWalnut Creek north of Willow Pass Rd2021 18050001 Suisun Bayestablished
1695355 CAContra CostaWest Branch Alamo Creek, approx. 250 m north of Bollinger Canyon Rd.2021 18050004 San Francisco Bayestablished
1695280 CAContra CostaWest Reach, Pittsburg Public Boat Ramp2021 18050001 Suisun Bayestablished
1695293 CADel NorteElk Creek, Elk Creek Access off of North Street2021 18010101 Smithestablished
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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.


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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. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/25/2022].

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