Gambusia affinis
Gambusia affinis
(Western Mosquitofish)
Native Transplant

16 results for Gambusia affinis (Western Mosquitofish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
748001 OHPikeScioto River @ R.M. 35.52007 05060002 Lower Sciotoestablished
748139 OHPikeScioto River @ R.M. 36.62007 05060002 Lower Sciotoestablished
1427938 OHPikeScioto River, ust US 23, north of Piketon, Pee Pee/Seal township2007 05060002 Lower Sciotoestablished
747746 OHRossRoss Lake @ Scioto River drainage access to lake via West Hyell Rd2002 05060002 Lower Sciotoestablished
747745 OHRossScioto River @ R.M. 63.52007 05060002 Lower Sciotoestablished
748000 OHRossScioto River @ R.M. 85.42007 05060002 Lower Sciotoestablished
748255 OHSciotoOhio River, Scioto River dst of N & W railroad trestle.1983 05060002 Lower Sciotoestablished
747885 OHSciotoScioto River @ R.M. 18.32007 05060002 Lower Sciotoestablished
747744 OHSciotoScioto River @ R.M. 19.62007 05060002 Lower Sciotoestablished
748119 OHSciotoScioto River @ R.M. 20.52007 05060002 Lower Sciotoestablished
748181 OHSciotoScioto River @ RM 4.82007 05060002 Lower Sciotoestablished
748086 OHSciotoScioto River at R.M. 11.82008 05060002 Lower Sciotoestablished
747857 OHSciotoScioto River at State Route 73 bridge (Old 52), approximately 700 ft. upstream from Ohio River.1984 05060002 Lower Sciotoestablished
1427886 OHSciotoScioto River, 1.5 miles dst SR 348, south of Lucasville, Rush/Valley township2007 05060002 Lower Sciotoestablished
1427872 OHSciotoScioto River, from railroad bridge dst to US 52, west side of Porstmouth OH, Washington township2012 05060002 Lower Sciotoestablished
1427911 OHSciotoScioto River, ust SR 348, west of Lucasville, Morgan township2011 05060002 Lower Sciotoestablished

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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/27/2024].

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