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Insect Order Ephemeroptera (Mayflies)



Pictures Below

This is page 2 of underwater photos of Ephemeroptera. Visit the main Ephemeroptera page for:

  • The behavior and habitat of Ephemeroptera.
  • Studio pictures of 828 Ephemeroptera specimens.

67 Underwater Pictures of Mayflies:

Underwater Photo Page:1234...8
This is my favorite underwater picture so far. It shows a bunch of Simuliidae (black fly) larvae clinging to a rock and swinging in the fast current. There are also at least four visible mayfly nymphs, probably in the family Baetidae.  In this picture: True Fly Family Simuliidae (Black Flies) and Mayfly Family Baetidae (Blue-Winged Olives). From Eighteenmile Creek in Wisconsin.
This is my favorite underwater picture so far. It shows a bunch of Simuliidae (black fly) larvae clinging to a rock and swinging in the fast current. There are also at least four visible mayfly nymphs, probably in the family Baetidae.

In this picture: True Fly Family Simuliidae (Black Flies) and Mayfly Family Baetidae (Blue-Winged Olives).
Date TakenMar 19, 2004
Date AddedJan 25, 2006
AuthorTroutnut
A crayfish chews on a Hexagenia limbata nymph shortly after a small Hex emergence.  I didn't catch any fish, but playing around with my flashlight and camera in the rocks proved productive.  In this picture: Arthropod Order Decapoda (Crayfish) and Mayfly Species Hexagenia limbata (Hex). From the Namekagon River in Wisconsin.
A crayfish chews on a Hexagenia limbata nymph shortly after a small Hex emergence. I didn't catch any fish, but playing around with my flashlight and camera in the rocks proved productive.

In this picture: Arthropod Order Decapoda (Crayfish) and Mayfly Species Hexagenia limbata (Hex).
Date TakenJun 14, 2006
Date AddedJun 30, 2006
AuthorTroutnut
CameraPENTAX Optio WPi
In this picture: Mayfly Genus Siphlonurus (Gray Drakes). From the West Branch of the Delaware River in New York.
Date TakenMay 13, 2007
Date AddedJun 5, 2007
AuthorTroutnut
CameraPENTAX Optio WPi
In this picture: Mayfly Genus Epeorus (Little Maryatts) and Mayfly Family Baetidae (Blue-Winged Olives). From Mongaup Creek in New York.
Date TakenApr 19, 2006
Date AddedApr 22, 2006
AuthorTroutnut
CameraPENTAX Optio WPi
There are several mayfly and stonefly nymphs clinging to this log.  In this picture: Mayfly Family Baetidae (Blue-Winged Olives) and Stonefly Family Taeniopterygidae (Willowflies). From Eighteenmile Creek in Wisconsin.
There are several mayfly and stonefly nymphs clinging to this log.

In this picture: Mayfly Family Baetidae (Blue-Winged Olives) and Stonefly Family Taeniopterygidae (Willowflies).
Date TakenMar 19, 2004
Date AddedJan 25, 2006
AuthorTroutnut
In this picture: Mayfly Genus Epeorus (Little Maryatts) and Mayfly Family Baetidae (Blue-Winged Olives). From Mongaup Creek in New York.
Date TakenApr 19, 2006
Date AddedApr 22, 2006
AuthorTroutnut
CameraPENTAX Optio WPi
The white blotches on this rock are Leucotrichia caddisfly cases, and the wispy tubes are cases made by a type of midge.  In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun), Caddisfly Species Leucotrichia pictipes (Ring Horn Microcaddis), and True Fly Family Chironomidae (Midges). From the Namekagon River in Wisconsin.
The white blotches on this rock are Leucotrichia caddisfly cases, and the wispy tubes are cases made by a type of midge.

In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun), Caddisfly Species Leucotrichia pictipes (Ring Horn Microcaddis), and True Fly Family Chironomidae (Midges).
Date TakenMar 24, 2004
Date AddedJan 25, 2006
AuthorTroutnut
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).
Date TakenMay 15, 2004
Date AddedJan 25, 2006
AuthorTroutnut
Underwater Photo Page:1234...8
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