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Mayfly Distribution - Lewis Co.

Scientific NameCountyLocation
Acentrella insignificansLewisMineral Cr
Acentrella insignificansLewisOhanapecosh R
Acentrella turbidaLewisMineral Cr
Acentrella turbidaLewisStillman Cr
Ameletus celerLewisOhanapecosh R
Ameletus majusculusLewisOhanapecosh R
Ameletus majusculusLewisParadise R
Ameletus pritchardiLewisOhanapecosh R
Ameletus validusLewisOhanapecosh R
Ameletus validusLewisSkate Cr
Attenella delantalaLewisMineral Cr
Attenella delantalaLewisSkookumchuck R
Attenella delantalaLewisWillame Cr
Attenella margaritaLewisSimmons Cr
Baetis bicaudatusLewisButler Cr
Baetis bicaudatusLewisOhanapecosh R
Baetis bicaudatusLewisSimmons Cr
Baetis brunneicolorLewisOhanapecosh R
Baetis tricaudatusLewisButler Cr
Baetis tricaudatusLewisJohnson C
Baetis tricaudatusLewisMineral Cr
Baetis tricaudatusLewisNickle Cr
Baetis tricaudatusLewisOhanapecosh R
Baetis tricaudatusLewisOhanapecosh R
Baetis tricaudatusLewisSimmons Cr
Baetis tricaudatusLewisSkookumchuck R
Baetis tricaudatusLewisStillman Cr
Baetis tricaudatusLewisWillame Cr
Callibaetis ferrugineus hageniLewisReflection Lakes
Caudatella heterocaudataLewisOhanapecosh R
Caudatella heterocaudataLewisSimmons Cr
Caudatella hystrixLewisSkookumchuck R
Caudatella jacobiLewisSimmons Cr
Cinygma integrumLewisOhanapecosh R
Cinygmula gartrelliLewisOhanapecosh R
Cinygmula gartrelliLewisSkate Cr
Cinygmula mimusLewisOhanapecosh R
Diphetor hageniLewisMineral Cr
Diphetor hageniLewisSimmons Cr
Drunella coloradensisLewisButler Cr
Drunella coloradensisLewisNickel Cr
Drunella coloradensisLewisOhanapecosh R
Drunella coloradensisLewisSkate Cr
Drunella doddsiiLewisButler Cr
Drunella doddsiiLewisJohnson Cr
Drunella doddsiiLewisMineral Cr
Drunella doddsiiLewisNickle Cr
Drunella doddsiiLewisNorth Fork Newaukum R
Drunella doddsiiLewisOhanapecosh R
Drunella doddsiiLewisSimmons Cr
Drunella doddsiiLewisSkate Cr
Drunella doddsiiLewisSkookumchuck R
Drunella doddsiiLewisWillame Cr
Drunella grandis flavitinctaLewisMineral Cr
Drunella grandis flavitinctaLewisOhanapecosh R
Drunella grandis flavitinctaLewisSimmons Cr
Drunella spiniferaLewisButter Cr
Drunella spiniferaLewisOhanapecosh R
Drunella spiniferaLewisSimmons Cr
Drunella spiniferaLewisSkookumchuck R
Drunella spiniferaLewisWillame Cr
Epeorus deceptivusLewisOhanapecosh R
Epeorus deceptivusLewisOhanapecosh R
Epeorus deceptivusLewisSimmons Cr
Epeorus deceptivusLewisSkate Cr
Epeorus grandisLewisOhanapecosh R
Epeorus grandisLewisParadise R
Epeorus grandisLewisSimmons Cr
Epeorus grandisLewisWillame Cr
Epeorus longimanusLewisMineral Cr
Epeorus longimanusLewisOhanapecosh R
Epeorus longimanusLewisWillame Cr
Ephemerella aurivilliiLewisNorth Fork Lincoln Cr
Ephemerella aurivilliiLewisOhanapecosh R
Ephemerella dorothea infrequensLewisSimmons Cr
Ephemerella tibialisLewisButler Cr
Ephemerella tibialisLewisCowlitz R
Ephemerella tibialisLewisLake Cr
Ephemerella tibialisLewisMineral Cr
Ephemerella tibialisLewisOhanapecosh R
Ephemerella tibialisLewisScate Cr
Ephemerella tibialisLewisSimmons Cr
Ephemerella tibialisLewisWillame Cr
Ironodes californicusLewisOhanapecosh R
Ironodes nitidusLewisFalls Cr
Ironodes nitidusLewisSimmons Cr
Labiobaetis propinquusLewisCentralia
Paraleptophlebia debilisLewisMillridge Cr
Paraleptophlebia heteroneaLewisSimmons Cr
Paraleptophlebia memorialisLewisSimmons Cr
Paraleptophlebia temporalisLewisButter Cr
Paraleptophlebia temporalisLewisSimmons Cr
Rhithrogena flavianulaLewisNisqually R
Rhithrogena hageniLewisOhanapecosh R
Rhithrogena hageniLewisSimmons Cr
Rhithrogena morrisoniLewisBig Creek Camp
Rhithrogena robustaLewisParadise R
Rhithrogena robustaLewisSimmons Cr
Rhithrogena robustaLewisStillman Cr
Serratella micheneriLewisCentralia
Serratella micheneriLewisRainbow Falls St Prk
Siphlonurus autumnalisLewisSkate Cr
Siphlonurus occidentalisLewisOhanapecosh R
Timpanoga hecuba pacificaLewisButter Cr


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