Gambusia affinis
Gambusia affinis
(Western Mosquitofish)
Native Transplant

76 results for Gambusia affinis (Western Mosquitofish)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
747822 AZMohaveMead Reservoir at Emory Falls, River Mile 274, along left bank.1975 15010005 Lake Meadestablished
747943 AZMohaveMead Reservoir at Pierce Ferry Landing on S shore; River Mile 280.1975 15010005 Lake Meadestablished
747981 AZYavapaiVerde River at Interstate Hwy. 17, 3 mi. NW of Camp Verde.1975 15060202 Upper Verdeestablished
282196 CA Santa Clara drainage1975 18070102 Santa Claraestablished
28617 CALakeClear Lake drainage1975 18020116 Upper Cacheunknown
748048 CALos AngelesCentinela Channel1975 18070104 Santa Monica Bayestablished
748054 CALos AngelesHasley Canyon Creek, dirt road north of 126 (approximately 1 miles east from) Interstate 51975 18070102 Santa Claraestablished
748049 CALos AngelesMalibu Creek1975 18070104 Santa Monica Bayestablished
748238 CALos AngelesMalibu Creek at Tapia Park, 8 km upstream from Pacific Ocean.1975 18070104 Santa Monica Bayestablished
748047 CALos AngelesPlaya Del rey salt flat channel by gas company1975 18070104 Santa Monica Bayestablished
748045 CALos AngelesSan Dimas Creek below San Dimas Canyon Res. (100 feet pas junction San Dimas Canyon Road and Golden Hills Road)1975 18070106 San Gabrielestablished
748122 CALos Angelesupstream from Balboa Ave. Reseda, L.A. River1975 18070105 Los Angelesestablished
748121 CAMendocinoLake Cleone in Mac Kerriker State Park, 3.5 miles north of Fort Bragg at mouth of Mill Creek1975 18010108 Big-Navarro-Garciaestablished
748130 CAOrangeAliso Prkway, Aliso Creek1975 18070301 Aliso-San Onofreestablished
748059 CAOrangeCarbon Canyon between Olinda Village and La Vida Mineral Hot Springs Or.C1975 18070106 San Gabrielestablished
747713 CAOrangeCrown Valley Parkway, Salt Creek1975 18070301 Aliso-San Onofreestablished
747712 CAOrangeOso Creek near Avery Parkway1975 18070301 Aliso-San Onofreestablished
748062 CAOrangeSan Diego Creek, Sand Canyon (downstream)1975 18070204 Newport Bayestablished
748058 CAOrangeSan Juan Creek 3 miles below lower San Juan Station1975 18070301 Aliso-San Onofreestablished
748046 CAOrangeSan Juan Creek near lower San Juan Station - resurvey1975 18070301 Aliso-San Onofreestablished
748053 CAOrangeSan Juan Creek, 50 yds below xing of Ortega Hwy bridge1975 18070301 Aliso-San Onofreestablished
748123 CAOrangeSan Juan Creek, near San Juan Summer home1975 18070301 Aliso-San Onofreestablished
748065 CAOrangeSanta Ana River at Imperial Highway Bridge1975 18070106 San Gabrielestablished
748064 CARiversideSanta Ana River at Hammer Avenue Bridge1975 18070203 Santa Anaestablished
748063 CARiversideSanta Ana River, 200 yards below Prado Dam1975 18070203 Santa Anaestablished

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. [2020]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/23/2020].

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 queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.