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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
Attenella00
Caudatella00
Dannella00
DrunellaBlue-Winged Olives00
EphemerellaHendricksons, Sulphurs, PMDs037
EurylophellaChocolate Duns00
Matriella00
Penelomax00
Serratella00
TeloganopsisLittle black Quills00
Timpanoga00

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


Pictures Below ↓

This is page 3 of underwater photos of Ephemerellidae. Visit the main Ephemerellidae page for:

  • The behavior and habitat of Ephemerellidae.
  • Studio pictures of 271 Ephemerellidae specimens.

37 Underwater Pictures of Ephemerellidae Mayflies:

Underwater Photo Page:12345
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A couple Sulphur (Ephemerella invaria) nymphs cling to a log. In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun). From the Namekagon River in Wisconsin.
A couple Sulphur (Ephemerella invaria) nymphs cling to a log.

In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun).
StateWisconsin
LocationNamekagon River
Date TakenMar 20, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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A large Ephemerella subvaria nymphs clings to a log along with a couple smaller mayfly nymphs. In this picture: Mayfly Species Ephemerella subvaria (Hendrickson). From the Namekagon River in Wisconsin.
A large Ephemerella subvaria nymphs clings to a log along with a couple smaller mayfly nymphs.

In this picture: Mayfly Species Ephemerella subvaria (Hendrickson).
StateWisconsin
LocationNamekagon River
Date TakenMar 20, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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In this picture: Insect Order Trichoptera (Caddisflies) and Mayfly Species Ephemerella subvaria (Hendrickson). From the Namekagon River in Wisconsin.


In this picture: Insect Order Trichoptera (Caddisflies) and Mayfly Species Ephemerella subvaria (Hendrickson).
StateWisconsin
LocationNamekagon River
Date TakenMar 20, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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This log houses several Ephemerella mayfly nymphs and, on the top right, an Epeorus mayfly nymph. In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun) and Mayfly Genus Epeorus (Little Maryatts). From the Namekagon River in Wisconsin.
This log houses several Ephemerella mayfly nymphs and, on the top right, an Epeorus mayfly nymph.

In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun) and Mayfly Genus Epeorus (Little Maryatts).
StateWisconsin
LocationNamekagon River
Date TakenMar 24, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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In this picture: Insect Order Trichoptera (Caddisflies) and Mayfly Species Ephemerella subvaria (Hendrickson). From the Namekagon River in Wisconsin.


In this picture: Insect Order Trichoptera (Caddisflies) and Mayfly Species Ephemerella subvaria (Hendrickson).
StateWisconsin
LocationNamekagon River
Date TakenMar 20, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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There are several species of caddisfly larvae and Ephemerella nymphs on this rock. In this picture: Insect Order Trichoptera (Caddisflies) and Mayfly Species Ephemerella subvaria (Hendrickson). From the Namekagon River in Wisconsin.
There are several species of caddisfly larvae and Ephemerella nymphs on this rock.

In this picture: Insect Order Trichoptera (Caddisflies) and Mayfly Species Ephemerella subvaria (Hendrickson).
StateWisconsin
LocationNamekagon River
Date TakenMar 24, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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In this picture: Mayfly Species Ephemerella subvaria (Hendrickson) and Mayfly Species Ephemerella invaria (Sulphur Dun). From the Namekagon River in Wisconsin.


In this picture: Mayfly Species Ephemerella subvaria (Hendrickson) and Mayfly Species Ephemerella invaria (Sulphur Dun).
StateWisconsin
LocationNamekagon River
Date TakenApr 23, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun). From the Namekagon River in Wisconsin.


In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun).
StateWisconsin
LocationNamekagon River
Date TakenMar 24, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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In this picture: Mayfly Genus Ephemerella (Hendricksons, Sulphurs, PMDs) and Insect Order Trichoptera (Caddisflies). From the Bois Brule River in Wisconsin.


In this picture: Mayfly Genus Ephemerella (Hendricksons, Sulphurs, PMDs) and Insect Order Trichoptera (Caddisflies).
StateWisconsin
LocationBois Brule River
Date TakenApr 13, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
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In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun), Insect Order Trichoptera (Caddisflies), and Animal Class Gastropoda (Snails). From the Bois Brule River in Wisconsin.


In this picture: Mayfly Species Ephemerella invaria (Sulphur Dun), Insect Order Trichoptera (Caddisflies), and Animal Class Gastropoda (Snails).
StateWisconsin
LocationBois Brule River
Date TakenApr 13, 2004
Date AddedJan 25, 2006
AuthorTroutnut
CameraOlympus C740UZ
Underwater Photo Page:12345
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