Header image
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.

Mayfly Species Ephemerella invaria (Sulphur)

This is page 1904 of specimens of Ephemerella invaria. Visit the main Ephemerella invaria page for:

  • The behavior and habitat of Ephemerella invaria.
  • 15 underwater pictures of Ephemerella invaria.
  • 2 streamside pictures of Ephemerella invaria.

Specimens of the Mayfly Species Ephemerella invaria

3 Male Spinners
3 Female Spinners
7 Male Duns
5 Female Duns
27 Nymphs


Species Range
Troutnut.com is copyright © 2004-2023 (email Jason). privacy policy