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Mayfly Family Siphlonuridae (Gray Drakes)

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» Family Siphlonuridae (Gray Drakes)
Genus in SiphlonuridaeNumber of SpecimensNumber of Pictures
SiphlonurusGray Drakes1662

3 genera aren't included.
Common Name
MatchCommon Name
****Gray Drakes
These large, slender mayflies have nymphs of the swimming type, like Isonychiidae and Metretopodidae, and they generally inhabit slow water. See Siphlonurus for details -- it is the only genus of known importance to anglers.

3 Underwater Pictures of Siphlonuridae Mayflies:

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In this picture: Mayfly Genus Siphlonurus (Gray Drakes). From the West Branch of the Delaware River in New York.


In this picture: Mayfly Genus Siphlonurus (Gray Drakes).
StateNew York
LocationWest Branch of the Delaware River
Date TakenMay 13, 2007
Date AddedJun 5, 2007
AuthorTroutnut
CameraPENTAX Optio WPi
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Several fast-swimming Siphlonurus nymphs blend in very well with the silt in this slow backwater along a trout stream. In this picture: Mayfly Genus Siphlonurus (Gray Drakes). From the Namekagon River in Wisconsin.
Several fast-swimming Siphlonurus nymphs blend in very well with the silt in this slow backwater along a trout stream.

In this picture: Mayfly Genus Siphlonurus (Gray Drakes).
StateWisconsin
LocationNamekagon River
Date TakenMay 15, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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In this picture: Mayfly Genus Siphlonurus (Gray Drakes). From the Namekagon River in Wisconsin.


In this picture: Mayfly Genus Siphlonurus (Gray Drakes).
StateWisconsin
LocationNamekagon River
Date TakenMay 15, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ

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