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Mayfly Species Ephemerella invaria (Sulphur)

Taxonomic Navigation -?-
Kingdom Animalia (Animals)
» Phylum Arthropoda (Arthropods)
» Class Insecta (Insects)
» Order Ephemeroptera (Mayflies)
» Family Ephemerellidae (Hendricksons, Sulphurs, PMDs, BWOs)
» Genus Ephemerella (Hendricksons, Sulphurs, PMDs)
» Species invaria (Sulphur)
Common Names
Pictures Below

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

  • The behavior and habitat of Ephemerella invaria.
  • Studio pictures of 43 Ephemerella invaria specimens.
  • 2 streamside pictures of Ephemerella invaria.

15 Underwater Pictures of Ephemerella invaria Mayflies:

Underwater Photo Page:123
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Some large Ephemerella mayfly nymphs cling to a log.  In the background, hundreds of Simuliidae black fly larvae swing in large clusters in the current.
Some large Ephemerella mayfly nymphs cling to a log. In the background, hundreds of Simuliidae black fly larvae swing in large clusters in the current.

In this picture: Mayfly Species Ephemerella subvaria (Hendrickson), Mayfly Species Ephemerella invaria (Sulphur), and True Fly Family Simuliidae (Black Flies).
RegionUpper Midwest
Date TakenMar 20, 2004
Date AddedJan 25, 2006
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The white blotches on this rock are Leucotrichia caddisfly cases, and the wispy tubes are cases made by a type of midge.
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: Caddisfly Species Leucotrichia pictipes (Ring Horn Microcaddis), Mayfly Species Ephemerella invaria (Sulphur), and True Fly Family Chironomidae (Midges).
RegionUpper Midwest
Date TakenMar 24, 2004
Date AddedJan 25, 2006
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RegionUpper Midwest
Date TakenMar 24, 2004
Date AddedJan 25, 2006
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RegionUpper Midwest
Date TakenApr 23, 2004
Date AddedJan 25, 2006
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RegionUpper Midwest
Date TakenApr 18, 2004
Date AddedJan 25, 2006
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This log houses several Ephemerella mayfly nymphs and, on the top right, an Epeorus mayfly nymph.
This log houses several Ephemerella mayfly nymphs and, on the top right, an Epeorus mayfly nymph.

In this picture: Mayfly Species Ephemerella invaria (Sulphur) and Mayfly Genus Epeorus (Little Maryatts).
RegionUpper Midwest
Date TakenMar 24, 2004
Date AddedJan 25, 2006
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A couple Sulphur (Ephemerella invaria) nymphs cling to a log.
A couple Sulphur (Ephemerella invaria) nymphs cling to a log.

In this picture: Mayfly Species Ephemerella invaria (Sulphur).
RegionUpper Midwest
Date TakenMar 20, 2004
Date AddedJan 25, 2006
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RegionUpper Midwest
Date TakenApr 18, 2004
Date AddedJan 25, 2006
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RegionUpper Midwest
Date TakenApr 13, 2004
Date AddedJan 25, 2006
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RegionUpper Midwest
Date TakenApr 23, 2004
Date AddedJan 25, 2006
Underwater Photo Page:123
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