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Pteronarcys californica

The giant Salmonflies of the Western mountains are legendary for their proclivity to elicit consistent dry-fly action and ferocious strikes.

Mayfly Species Ephemerella excrucians (Pale Morning Dun)

This is page 2146 of specimens of Ephemerella excrucians. Visit the main Ephemerella excrucians page for:

  • The behavior and habitat of Ephemerella excrucians.

Specimens of the Mayfly Species Ephemerella excrucians

4 Female Spinners
3 Male Spinners
8 Nymphs
2 Male Duns
5 Female Duns


Species Range
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