Gambusia affinis
Gambusia affinis
(Western Mosquitofish)
Native Transplant

16 results for Gambusia affinis (Western Mosquitofish)
Download Data
Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
748001 OHPikeScioto River @ R.M. 35.52007 5060002 Lower Sciotoestablished
748139 OHPikeScioto River @ R.M. 36.62007 5060002 Lower Sciotoestablished
1427938 OHPikeScioto River, ust US 23, north of Piketon, Pee Pee/Seal township2007 5060002 Lower Sciotoestablished
747746 OHRossRoss Lake @ Scioto River drainage access to lake via West Hyell Rd2002 5060002 Lower Sciotoestablished
747745 OHRossScioto River @ R.M. 63.52007 5060002 Lower Sciotoestablished
748000 OHRossScioto River @ R.M. 85.42007 5060002 Lower Sciotoestablished
748255 OHSciotoOhio River, Scioto River dst of N & W railroad trestle.1983 5060002 Lower Sciotoestablished
747885 OHSciotoScioto River @ R.M. 18.32007 5060002 Lower Sciotoestablished
747744 OHSciotoScioto River @ R.M. 19.62007 5060002 Lower Sciotoestablished
748119 OHSciotoScioto River @ R.M. 20.52007 5060002 Lower Sciotoestablished
748181 OHSciotoScioto River @ RM 4.82007 5060002 Lower Sciotoestablished
748086 OHSciotoScioto River at R.M. 11.82008 5060002 Lower Sciotoestablished
747857 OHSciotoScioto River at State Route 73 bridge (Old 52), approximately 700 ft. upstream from Ohio River.1984 5060002 Lower Sciotoestablished
1427886 OHSciotoScioto River, 1.5 miles dst SR 348, south of Lucasville, Rush/Valley township2007 5060002 Lower Sciotoestablished
1427872 OHSciotoScioto River, from railroad bridge dst to US 52, west side of Porstmouth OH, Washington township2012 5060002 Lower Sciotoestablished
1427911 OHSciotoScioto River, ust SR 348, west of Lucasville, Morgan township2011 5060002 Lower Sciotoestablished

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.

Data are not available for download from the web site. Please contact NAS staff for a custom query.

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logoU.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Matthew Neilson - NAS Program (
Page Last Modified: Friday, November 16, 2018


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. [2019]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/18/2019].

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.