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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.

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Caddisfly Species Nectopsyche exquisita (White Miller)

Where & when

Preferred waters: Rivers and lakes

This species is found from Canada to Florida, and is important throughout both the Upper and Lower Midwest.

In 94 records from GBIF, adults of this species have mostly been collected during June (32%), May (30%), July (23%), and April (9%).

In 10 records from GBIF, this species has been collected at elevations ranging from 390 to 4921 ft, with an average (median) of 1050 ft.

Species Range

Start a Discussion of Nectopsyche exquisita


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

Caddisfly Species Nectopsyche exquisita (White Miller)

Species Range
Common Name
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