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Mayfly Distribution - Franklin Co. |
| Scientific Name | County | Location |
| Baetis tricaudatus | Franklin | Charlie Cr |
| Baetis tricaudatus | Franklin | Crab Cr |
| Baetis tricaudatus | Franklin | Esquatzel Coulee |
| Baetisca columbiana | Franklin | Columbia R |
| Callibaetis ferrugineus hageni | Franklin | 12 mi W Washtucna |
| Fallceon quilleri | Franklin | Wahluke Br |
Based on: Mayflies (Ephemeroptera) of the far western United States.
Part I: Washington
by M. D. Meyer and W. P. McCafferty.
Created: 10/17/2008 Last modified: 07/26/2021 www.FlyfishingEntomology.com