Gambusia affinis
Gambusia affinis
(Western Mosquitofish)
Native Transplant

73 results for Gambusia affinis (Western Mosquitofish)
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Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
269369 OH Muskingum River drainage1986 05040004 Muskingumestablished
860004 OH Little Miami River1985 05090202 Little Miamiestablished
40107 OH state non-specific1961  established
1427812 OHAdamsBlack Run, at Waggner Riffle Rd and Black Run Rd, Green township2011 05090201 Ohio Brush-Whiteoakestablished
748296 OHAdamsOhio River, Little 3 Mile Creek @ US Rt 52 bridge RM 1.3 USGS Quad- Marysville E2000 05090201 Ohio Brush-Whiteoakestablished
1427932 OHAdamsStout Run, at West Fork Rd bridge about 1 mile ust from the Ohio River, Green township2011 05090201 Ohio Brush-Whiteoakestablished
1427880 OHAdamsSulphur Creek, adjacent to Sulphur Creek Rd, Green township2011 05090201 Ohio Brush-Whiteoakestablished
748087 OHButlerGreat Miami River @ R.M. 36.72007 05080002 Lower Great Miami, Indiana, Ohioestablished
1427866 OHClermontEast Fork Little Miami River, dst Milford Parkway at New Finley Ray Park, 1 mile east of Terrace Park OH, Miami/Union township2012 05090202 Little Miamiestablished
747757 OHClermontMuskingum R. - Ohio R., Licking River at County Road 273 bridge.1984 05090202 Little Miamiestablished
1427905 OHCoshoctonWalhonding River, from confluence with Killbuck Creek to 1 mile ust confluence with Tuscarawas River, 3.5 miles east of Warsaw to 1.5 miles northeast of Coshocton OH, Bethlehem/Keene/Jackson townships2012 05040003 Walhondingestablished
748105 OHCuyahogaRocky River2009 04110001 Black-Rockyestablished
747747 OHFairfieldBuckeye Lake @ Fairfield boat channel backwater2004 05040006 Lickingestablished
748083 OHFairfieldBuckeye Lake at beach on Brooks Park2004 05040006 Lickingestablished
748084 OHFairfieldBuckeye Lake at Leibs Island, West Ramp2004 05040006 Lickingestablished
747984 OHFairfieldBuckeye Lake feeder canal tributary to SW Fork of Licking River along Liebs Island Rd.2004 05040006 Lickingestablished
747985 OHFairfieldBuckeye Lake feeder canal tributary to SW Fork of Licking River at Blacklick Road2004 05040006 Lickingestablished
747765 OHFairfieldSouth Fork Licking River, Upstream State Route 791993 05040006 Lickingestablished
748080 OHFranklinBig Walnut Creek, Big Wallnut Creek2010 05060001 Upper Sciotoestablished
747743 OHFranklinScioto River @ R.M. 20.42007 05060001 Upper Sciotoestablished
1427933 OHGalliaOhio River, at gravel outwash at mouth of Hildebrand Run, 1 mile south of Eureka OH, Ohio township2012 05090101 Raccoon-Symmesestablished
1427881 OHJacksonJackson Lake, at gravel causway on northern end of lake off of CR 12 or Antioch Rd, Jefferson township2011 05090101 Raccoon-Symmesestablished
1427867 OHJeffersonLittle Rush Run, under SR 7, south of Rush Run, Warren township2011 05030106 Upper Ohio-Wheelingestablished
748180 OHKnoxCreated Wetland on Sacks Property2001 05040003 Walhondingestablished
748104 OHLickingBuckeye Lake State Park at Buckeye Village2004 05040006 Lickingestablished

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 [4/20/2024].

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.