Gambusia affinis
Gambusia affinis
(Western Mosquitofish)
Fishes
Native Transplant
Collection Info
Point Map
Species Profile
Animated Map

85 results for Gambusia affinis (Western Mosquitofish)
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Page:1234
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
747850 CAKingsS fk. King River, between Jackson Ave and hwy 411987 18030012 Tulare Lake Bedestablished
747830 CARiversideSanta Ana River at foot of Etiwanda Ave. 1.5 km NE Norco1987 18070203 Santa Anaestablished
747831 CARiversideSunnyslope Channel Creek, from Louis Rubidoux Nature Center, to CA 1.5 km downstream1987 18070203 Santa Anaestablished
33081 IADes MoinesMississippi River, Pool 181987 07080104 Flint-Hendersoncollected
748082 INOhioOhio River @ Arnold Creek PAR - RM 508.71987 05090203 Middle Ohio-Laugheryestablished
748078 INOhioOhio River @ Arnold Creek PAR - RM 508.71987 05090203 Middle Ohio-Laugheryestablished
747978 INPikeEast Fork White River, 0.8 mi. upstream of Bear Creek, R.M. 11.9. (Site 5)1987 05120208 Lower East Fork Whiteestablished
748155 NEBuffaloN bank Platte River, 2.5 mi. S Kearney1987 10200101 Middle Platte-Buffaloestablished
748154 NEBuffaloN bank Platte River, 3 mi. S Elm Creek1987 10200101 Middle Platte-Buffaloestablished
748159 NEBuffaloN bank Platte River, 4 mi. S Gibbon1987 10200101 Middle Platte-Buffaloestablished
748160 NEBuffaloN bank Platte River, 4.5 mi. S and 0.5 mi. W Shelton1987 10200101 Middle Platte-Buffaloestablished
748157 NEBuffaloPlatte River at Route 10 bridge1987 10200101 Middle Platte-Buffaloestablished
748217 NEColfaxLost Creek at Schulyer City Park1987 10200201 Lower Platte-Shellestablished
748218 NEColfaxLost Creek, 2.5 mi. E and 0.5 mi. S Schulyer1987 10200201 Lower Platte-Shellestablished
748172 NEDawsonPlatte River, 1.5 mi. S and 0.5 mi. W Gothenburg1987 10200101 Middle Platte-Buffaloestablished
748171 NEDawsonPlatte River, 2 mi. S Cozad1987 10200101 Middle Platte-Buffaloestablished
748170 NEDawsonPlatte River, ca. 6 mi. W Lexington1987 10200101 Middle Platte-Buffaloestablished
748152 NEDawsonS bank Platte River, 3 mi. S Lexington1987 10200101 Middle Platte-Buffaloestablished
546707 NEDodgePlatte River, North Bend1987 10200202 Lower Platteestablished
748183 NEFurnasRepublican River, 0.5 mi. S Edison1987 10250009 Harlan County Reservoirestablished
748253 NEFurnasRepublican River, 0.5 mi. SE Holbrook1987 10250009 Harlan County Reservoirestablished
748191 NEFurnasRepublican River, 1 mi. S Cambridge1987 10250009 Harlan County Reservoirestablished
748185 NEFurnasRepublican River, 1 mi. S Oxford1987 10250009 Harlan County Reservoirestablished
748252 NEFurnasRepublican River, 2.5 mi. E Cambridge1987 10250009 Harlan County Reservoirestablished
748254 NEFurnasRepublican River, at Route 283 bridge, 1.5 mi. S Arapahoe1987 10250009 Harlan County Reservoirestablished
Page:1234

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/21/2026].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.

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