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Mayfly Distribution - Yakima Co.

Scientific NameCountyLocation
Acentrella insignificansYakimaIndian Cr
Acentrella insignificansYakimaNaches R
Acentrella insignificansYakimaRattlesnake Cr
Acentrella insignificansYakimaSatus Cr
Acentrella insignificansYakimaYakima R
Acentrella turbidaYakimaAhtanum Cr
Acentrella turbidaYakimaNaches R
Acentrella turbidaYakimaSatus Cr
Acentrella turbidaYakimaToppenish Cr
Acentrella turbidaYakimaYakima R
Ameletus cookiYakimaTieton R
Ameletus oregonensisYakimaLittle Rattlesnake
Ameletus pritchardiYakimaHall Cr
Ameletus sparsatusYakimaMiddle Fork Little Naches R
Ameletus sparsatusYakimaTicton R
Ameletus vancouverensisYakimaAmerican R
Ameletus vancouverensisYakimaHall C
Ameletus vernalisYakimaSadis Cr
Ameletus vernalisYakimaYakima R
Attenella delantalaYakimaAmerican R
Attenella delantalaYakimaBrush Cr
Attenella delantalaYakimaNaches R
Attenella delantalaYakimaRattlesnake Cr
Attenella margaritaYakimaAmerican R
Attenella margaritaYakimaIndian Cr
Attenella margaritaYakimaLittle Naches R
Attenella margaritaYakimaNaches R
Attenella margaritaYakimaRattlesnake Cr
Attenella margaritaYakimaTerrace Heights Pond
Attenella margaritaYakimaYakima R
Baetis bicaudatusYakimaAmerican R
Baetis bicaudatusYakimaCfow Cr
Baetis bicaudatusYakimaIndian Cr
Baetis bicaudatusYakimaLittle Naches R
Baetis bicaudatusYakimaNelson Cr
Baetis bicaudatusYakimaRattlesnake Cr
Baetis bicaudatusYakimaShellneck Cr
Baetis tricaudatusYakimaAhtanum Cr
Baetis tricaudatusYakimaAmerican R
Baetis tricaudatusYakimaBlack Canyon Cr
Baetis tricaudatusYakimaBrush Cr
Baetis tricaudatusYakimaCold Cr
Baetis tricaudatusYakimaColumbia R
Baetis tricaudatusYakimaCowiche Cr
Baetis tricaudatusYakimaDry Cr
Baetis tricaudatusYakimaIndian Cr
Baetis tricaudatusYakimaLittle Naches R
Baetis tricaudatusYakimaLmumma Cr
Baetis tricaudatusYakimaNaches R
Baetis tricaudatusYakimaNorth Fork Wenas Cr
Baetis tricaudatusYakimaOak Cr
Baetis tricaudatusYakimaRattlesnake Cr
Baetis tricaudatusYakimaSatus Cr
Baetis tricaudatusYakimaSouth Fork Tieton R
Baetis tricaudatusYakimaToppenish Cr
Baetis tricaudatusYakimaWenas Cr
Baetis tricaudatusYakimaWide Hollow Cr
Baetis tricaudatusYakimaYakima R
Callibaetis ferrugineus hageniYakimaRimrock Lake
Callibaetis ferrugineus hageniYakimaYakima R
Caudatella hystrixYakimaSouth Fork Little Naches R
Caudatella hystrixYakimaSouth Fork Tieton R
Caudatella jacobiYakimaShellneck Cr
Cinygma integrumYakimaRimrock Lake
Cinygmula parYakimaBird Cr
Cinygmula reticulataYakimaRimrock Lake
Cinygmula uniformisYakimaBear Cr
Cinygmula uniformisYakimaSouth Fork Simcoe Cr
Diphetor hageniYakimaAhtanum Cr
Diphetor hageniYakimaBrush Cr
Diphetor hageniYakimaDry Cr
Diphetor hageniYakimaOak Cr
Diphetor hageniYakimaSatus Cr
Diphetor hageniYakimaTerrace Heights Pond
Diphetor hageniYakimaWenas Cr
Diphetor hageniYakimaYakima R
Drunella coloradensisYakimaAmerican R
Drunella coloradensisYakimaRimrock Lake
Drunella doddsiiYakimaAmerican R
Drunella doddsiiYakimaAmerican R
Drunella doddsiiYakimaIndian Cr
Drunella doddsiiYakimaLittle Naches R
Drunella doddsiiYakimaLittle Noches R
Drunella doddsiiYakimaLittle Rattlesnake Cr
Drunella doddsiiYakimaNelson Cr
Drunella doddsiiYakimaOak Cr
Drunella doddsiiYakimaShellneck Cr
Drunella doddsiiYakimaSouth Fork Little Naches R
Drunella doddsiiYakimaSouth Fork Tieton R
Drunella flavilineaYakimaRattlesnake Cr
Drunella grandis grandisYakimaYakima R
Drunella grandis ingensYakimaAhtanum Cr
Drunella grandis ingensYakimaAmerican R
Drunella grandis ingensYakimaLittle Noches R
Drunella grandis ingensYakimaOak Cr
Drunella grandis ingensYakimaSouth Fork Tieton R
Drunella grandis ingensYakimaWenas Cr
Drunella spiniferaYakimaAmerican R
Drunella spiniferaYakimaBear Cr
Drunella spiniferaYakimaLittle Naches R
Drunella spiniferaYakimaNelson Cr
Drunella spiniferaYakimaOak Cr
Drunella spiniferaYakimaSouth Fork Tieton R
Drunella spiniferaYakimaYakima R
Ecdyonurus criddleiYakimaNaches R
Ecdyonurus criddleiYakimaYakima
Epeorus albertaeYakimaAhtanum Cr
Epeorus albertaeYakimaAmerican R
Epeorus albertaeYakimaSouth Fork Tieton R
Epeorus albertaeYakimaYakima R
Epeorus deceptivusYakimaAmerican R
Epeorus deceptivusYakimaIndian Cr
Epeorus deceptivusYakimaLittle Naches R
Epeorus deceptivusYakimaNelson Cr
Epeorus deceptivusYakimaOak Cr
Epeorus deceptivusYakimaShellneck Cr
Epeorus grandisYakimaAmerican R
Epeorus grandisYakimaAmerican R
Epeorus grandisYakimaNelson Cr
Epeorus grandisYakimaOak Cr
Epeorus grandisYakimaRattlesnake Cr
Epeorus grandisYakimaShellneck Cr
Epeorus grandisYakimaSouth Fork Tieton R
Epeorus longimanusYakimaAmerican R
Epeorus longimanusYakimaBrush Cr
Epeorus longimanusYakimaOak Cr
Epeorus longimanusYakimaRattlesnake Cr
Epeorus longimanusYakimaRimrock Lake
Ephemerella aurivilliiYakimaIndian Cr
Ephemerella aurivilliiYakimaNorth Fork Tieton R
Ephemerella dorothea infrequensYakimaNorth Fork Wenas Cr
Ephemerella dorothea infrequensYakimaTieton R
Ephemerella excruciansYakimaOak Cr
Ephemerella excruciansYakimaSouth Fork Tieton R
Ephemerella tibialisYakimaAmerican R
Ephemerella tibialisYakimaBrush Cr
Ephemerella tibialisYakimaLittle Naches R
Ephemerella tibialisYakimaNaches R
Ephemerella tibialisYakimaOak Cr
Ephemerella tibialisYakimaRattlesnake Cr
Ephemerella tibialisYakimaTerrace Heights Pond
Ephemerella tibialisYakimaUhtahum Cr
Ephemerella tibialisYakimaYakima R
Fallceon quilleriYakimaCowiche Cr
Fallceon quilleriYakimaWenas Cr
Ironodes californicusYakimaRimrock Lake
Maccaffertium terminatum terminatumYakimaToppenish Cr
Paraleptophlebia bicornutaYakimaAhtanum Cr
Paraleptophlebia bicornutaYakimaRattlesnake Cr
Paraleptophlebia bicornutaYakimaTerrace Heights Pond
Paraleptophlebia bicornutaYakimaYakima R
Paraleptophlebia debilisYakimaAmerican R
Paraleptophlebia memorialisYakimaMiddle Fork Little Naches R
Paraleptophlebia memorialisYakimaTicton R
Paraleptophlebia temporalisYakimaOak Cr
Paraleptophlebia temporalisYakimaRattlesnake Cr
Rhithrogena hageniYakimaAmerican R
Rhithrogena hageniYakimaIndian Cr
Rhithrogena hageniYakimaLittle Naches R
Rhithrogena hageniYakimaNorth Fork Wenas Cr
Rhithrogena morrisoniYakimaSadis Cr
Rhithrogena robustaYakimaAmerican R
Rhithrogena robustaYakimaSouth Fork Simcoe Cr
Rhithrogena robustaYakimaSouth Fork Tieton R
Timpanoga hecuba hecubaYakimaNaches R
Timpanoga hecuba hecubaYakimaRattlesnake Cr
Tricorythodes explicatusYakimaAhtanum Cr
Tricorythodes explicatusYakimaRattlesnake Cr
Tricorythodes explicatusYakimaTerrace Heights Pond
Tricorythodes explicatusYakimaWide Hollow Cr
Tricorythodes explicatusYakimaYakima R


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