Gambusia affinis
Gambusia affinis
(Western Mosquitofish)
Fishes
Native Transplant
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3 results for Gambusia affinis (Western Mosquitofish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
748002 CAContra CostaKellogg Creek, near intersection of Camino Diablo Rd.and Vasco Rd.1973 18040003 San Joaquin Deltaestablished
747854 CASan JoaquinSan Joaquin County: Corral Hollow Creek, 4 km W of I-51990 18040003 San Joaquin Deltaestablished
282399 CASan Joaquinwater diversions and pumping facilities at the Tracy [CA] Fish Collection Facility (USBR)1999 18040003 San Joaquin Deltaestablished

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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/24/2024].

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