Gambusia affinis
Gambusia affinis
(Western Mosquitofish)
Fishes
Native Transplant
Collection Info
Point Map
Species Profile
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7 results for Gambusia affinis (Western Mosquitofish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
262129   Lake Michigan1923 04190000 Lake Michigancollected
273914 CAButtenon-specific 'hatchery' location in Oroville1923 18020159 Honcut Headwaters-Lower Featherstocked
273915 CAGlennnon-specific location in Bakersfield1923 18030003 Middle Kern-Upper Tehachapi-Grapevinestocked
160050 ILCookWinnetka, IL1923 07120003 Chicagoestablished
626438 PRCayeyCayey River near Cayey1923 21010005 Eastern Puerto Ricoestablished
42331 PRGuayamaMelania Reservoir near Guayama1923 21010004 Southern Puerto Ricoestablished
42330 PRPatillasPatillas Reservoir1923 21010004 Southern Puerto Ricoestablished

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.

Disclaimer:

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/15/2025].

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