Gambusia affinis
Gambusia affinis
(Western Mosquitofish)
Fishes
Native Transplant
Collection Info
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13 results for Gambusia affinis (Western Mosquitofish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
239125 WA Columbia River1970 17020010 Upper Columbia-Entiatestablished
238850 WA East Fork Lewis River in western Washington1997 17080002 Lewisestablished
46095 WA state non-specific1961 17000000 Pacific Northwest Regionestablished
45913 WA state non-specific1979 17000000 Pacific Northwest Regioncollected
45995 WA state non-specific1992 17000000 Pacific Northwest Regionestablished
45911 WABentona few spring fed ponds near the junction of the Snake and Columbia Rivers1979 17020016 Upper Columbia-Priest Rapidsestablished
238849 WABentonJohn Day Reservoir (aka Lake Umatilla) near Irrigon, OR.1994 17070101 Middle Columbia-Lake Wallulaestablished
238851 WABentonlower Yakima River near the Columbia River.1996 17030003 Lower Yakimaestablished
1653694 WAClarkCurtain Creek, wetland areas and tributaries2020 17080003 Lower Columbia-Clatskanieestablished
243174 WACowlitzColumbia River, Longview drainage ditch, Solo Storage entrance2002 17080003 Lower Columbia-Clatskanieestablished
45908 WAFranklina few spring fed ponds near the junction of the Snake and Columbia Rivers1979 17020016 Upper Columbia-Priest Rapidsestablished
45912 WAWalla WallaA few spring fed ponds near the junction of the Snake and Columbia Rivers1979 17060110 Lower Snakeestablished
164005 WAWalla WallaMcNary National Wildlife Refuge2005 17070101 Middle Columbia-Lake Wallulaestablished

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 [4/25/2024].

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