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Mayfly Family Ephemerellidae (Hendricksons, Sulphurs, PMDs, BWOs)

Taxonomic Navigation -?-
» Family Ephemerellidae (Hendricksons, Sulphurs, PMDs, BWOs)
Genus in EphemerellidaeNumber of SpecimensNumber of Pictures
Attenella528
Caudatella47
Dannella00
DrunellaBlue-Winged Olives28124
EphemerellaHendricksons, Sulphurs, PMDs128571
EurylophellaChocolate Duns22108
Matriella00
Penelomax325
Serratella11
Teloganopsis16
Timpanoga12

3 genera aren't included.
Common Name
MatchCommon Name
****Hendricksons, Sulphurs, PMDs, BWOs
Pictures Below ↓

This is page 2 of streamside pictures of Ephemerellidae. Visit the main Ephemerellidae page for:

  • The behavior and habitat of Ephemerellidae.
  • Studio pictures of 206 Ephemerellidae specimens.
  • 37 underwater pictures of Ephemerellidae.

9 Streamside Pictures of Ephemerellidae Mayflies:

Streamside Photo Page:12
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A freshly emerged female Drunella cornuta dun. In this picture: Mayfly Species Drunella cornuta (Large Blue-Winged Olive). From Brodhead Creek in Pennsylvania.
A freshly emerged female Drunella cornuta dun.

In this picture: Mayfly Species Drunella cornuta (Large Blue-Winged Olive).
StatePennsylvania
LocationBrodhead Creek
Date TakenMay 29, 2007
Date AddedJun 5, 2007
AuthorTroutnut
CameraPENTAX Optio WPi
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Here's a fresh ball of eggs from a Hendrickson spinner, photographed to show the proper color for the egg-ball on spinner patterns. In this picture: Mayfly Species Ephemerella subvaria (Hendrickson). From Fall Creek in New York.
Here's a fresh ball of eggs from a Hendrickson spinner, photographed to show the proper color for the egg-ball on spinner patterns.

In this picture: Mayfly Species Ephemerella subvaria (Hendrickson).
StateNew York
LocationFall Creek
Date TakenMay 8, 2007
Date AddedJun 5, 2007
AuthorTroutnut
CameraPENTAX Optio WPi
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In this picture: Mayfly Species Ephemerella subvaria (Hendrickson). From Dresserville Creek in New York.


In this picture: Mayfly Species Ephemerella subvaria (Hendrickson).
StateNew York
LocationDresserville Creek
Date TakenApr 30, 2007
Date AddedMay 3, 2007
AuthorTroutnut
CameraPENTAX Optio WPi
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In this picture: Mayfly Species Ephemerella subvaria (Hendrickson). From Dresserville Creek in New York.


In this picture: Mayfly Species Ephemerella subvaria (Hendrickson).
StateNew York
LocationDresserville Creek
Date TakenApr 30, 2007
Date AddedMay 3, 2007
AuthorTroutnut
CameraPENTAX Optio WPi
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The underside of a freshly emerged Ephemerella invaria dun. In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun). From the Neversink River in New York.
The underside of a freshly emerged Ephemerella invaria dun.

In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun).
StateNew York
LocationNeversink River
Date TakenMay 20, 2007
Date AddedJun 5, 2007
AuthorTroutnut
CameraPENTAX Optio WPi
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Here's the bottom of a freshly emerged male Drunella cornuta dun, showing a lighter shade of olive than the specimens I photographed with my better camera in the evening. In this picture: Mayfly Species Drunella cornuta (Large Blue-Winged Olive). From Brodhead Creek in Pennsylvania.
Here's the bottom of a freshly emerged male Drunella cornuta dun, showing a lighter shade of olive than the specimens I photographed with my better camera in the evening.

In this picture: Mayfly Species Drunella cornuta (Large Blue-Winged Olive).
StatePennsylvania
LocationBrodhead Creek
Date TakenMay 29, 2007
Date AddedJun 5, 2007
AuthorTroutnut
CameraPENTAX Optio WPi
Streamside Photo Page:12
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