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Lateral view of a Female Hexagenia limbata (Ephemeridae) (Hex) Mayfly Dun from the Namekagon River in Wisconsin
Hex Mayflies
Hexagenia limbata

The famous nocturnal Hex hatch of the Midwest (and a few other lucky locations) stirs to the surface mythically large brown trout that only touch streamers for the rest of the year.

Mystery Creek # 237 in Montana

Stream photos

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Limnephilus (Summer Flier Sedge) Caddisfly LarvaLimnephilus (Summer Flier Sedge) Caddisfly Larva
Case view of a Limnephilus (Limnephilidae) (Summer Flier Sedge) Caddisfly Larva from the Yakima River in Washington
This seems to be a young larva of Limnephilus. Although not clear in the picture, several ventral abdominal segments have chloride epithelia.
7 Recently Added Photos
27" brown trout, my largest ever. It was the sub-dominant fish in its pool. After this, I hooked the bigger one, but I couldn't land it.
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Caddisfly Species Rhyacophila brunnea (Green Sedges)

Where & when

Time of year : Spring and summer

This transcontinental species is most common in the West.

In 51 records from GBIF, adults of this species have mostly been collected during July (37%), August (29%), June (16%), and May (12%).

In 33 records from GBIF, this species has been collected at elevations ranging from 443 to 10121 ft, with an average (median) of 7940 ft.

Species Range
Map of specific collection sites

Egg-Laying behavior

Time of day: Afternoon

Larva & pupa biology

Diet: Decaying leaves

Current speed: Fast

Specimens of the Caddisfly Species Rhyacophila brunnea

1 Larva
Rhyacophila brunnea (Green Sedge) Caddisfly Larva
4 Pictures
Dorsal view of a Rhyacophila brunnea (Rhyacophilidae) (Green Sedge) Caddisfly Larva from unknown in Wisconsin
Added by Troutnut on January 25, 2006
Collected February 6, 2004 from unknown in Wisconsin and added by Troutnut on January 25, 2006

Start a Discussion of Rhyacophila brunnea

References

  • LaFontaine, Gary. 1981. Caddisflies. The Lyons Press.

Caddisfly Species Rhyacophila brunnea (Green Sedges)

Taxonomy
  1. Kingdom Animalia (Animals)
  2. » Phylum Arthropoda (Arthropods)
  3. » Class Insecta (Insects)
  4. » Order Trichoptera (Caddisflies)
  5. » Family Rhyacophilidae (Green Sedges)
  6. » Genus Rhyacophila (Green Sedges)
  7. » Species brunnea (Green Sedges)
Species Range
Map of specific collection sites
Common Names
Resources
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