Gambusia affinis
Gambusia affinis
(Western Mosquitofish)
Native Transplant

29 results for Gambusia affinis (Western Mosquitofish)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1322739 ARJacksonUpper White-Village1988 11010013 Upper White-Villageestablished
747738 CASanta BarbaraGoleta Slough1968 18060013 Santa Barbara Coastalestablished
748233 CASanta BarbaraGoleta Slough (trib.) along E edge of Santa Barbara airport, along Fairview Blvd.1974 18060013 Santa Barbara Coastalestablished
747734 CASanta BarbaraHollister Ranch; Santa Anita Canyon lagoon1984 18060013 Santa Barbara Coastalestablished
748281 CASanta Barbaramouth of Winchester Canyon, just 2-3 km W. Goleta1981 18060013 Santa Barbara Coastalestablished
747736 CASanta BarbaraSanta Barbara; Andree Clark Bird Refuge1984 18060013 Santa Barbara Coastalestablished
30466 CO Rio Grande drainage1993 13010001 Rio Grande Headwatersestablished
30289 CO San Luis Valley (Rio Grande headwaters drainage)1986 13010003 San Luisestablished
30194 CORio GrandeRio Grande County1985 13010001 Rio Grande Headwaterscollected
34586 KY Cumberland River, upper, above falls1980 05130101 Upper Cumberlandestablished
34585 KYMcCrearyCumberland River, middle, below falls1986 05130101 Upper Cumberlandestablished
38444 NM Mimbres drainage1950 13030202 Mimbresestablished
38184 NM Mimbres drainage1990 13030202 Mimbresestablished
38401 NMBernalilloRio Grande1991 13020203 Rio Grande-Albuquerqueestablished
1322681 NMChavesUpper Pecos-Long Arroyo1986 13060007 Upper Pecos-Long Arroyoestablished
1322679 NMDe BacaUpper Pecos1986 13060003 Upper Pecosestablished
1322678 NMEddyUpper Pecos-Black1986 13060011 Upper Pecos-Blackestablished
38398 NMRio ArribaRio Grande1991 13020101 Upper Rio Grandeestablished
1322682 NMRooseveltTaiban1986 13060004 Taibanestablished
1322675 NMSan MiguelPecos Headwaters1986 13060001 Pecos Headwatersestablished
38400 NMSandovalRio Grande1991 13020201 Rio Grande-Santa Feestablished
38399 NMSanta FeRio Grande1991 13020201 Rio Grande-Santa Feestablished
1322677 NMTaosUpper Rio Grande1990 13020101 Upper Rio Grandeestablished
38402 NMValenciaRio Grande1991 13020203 Rio Grande-Albuquerqueestablished
262423 NVLincolnMeadow Valley Wash1967 15010013 Meadow Valley Washestablished

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. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [10/2/2022].

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