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2. Austroperlidae - Wikipedia

   en.wikipedia.org/wiki/Austroperlidae

   For instance, the New Zealand black stonefly Austroperla is a forest dwelling shredder that is toxic to predators due to its production of hydrogen cyanide. [4] The warning colouration of this species is mimicked by several lineages of the unrelated non-toxic New Zealand stonefly Zelandoperla .

3. Salmon fly patterns - Wikipedia

   en.wikipedia.org/wiki/Salmon_fly_patterns

   Salmon fly patterns (not to be confused with flies for Atlantic Salmon) are an important collection of artificial flies used by fly anglers to imitate nymphal and adult forms of Pteronarcys californica a giant stonefly or salmon fly.

4. Peltoperlidae - Wikipedia

   en.wikipedia.org/wiki/Peltoperlidae

   The body of this stonefly is flattened and streamlined to aid in minimizing water resistance in a flowing stream. The Peltoperlidae are classified as in the feeding group shredders-detritivores. They chew and mine through leaf litter in their habitats.

5. Pteronarcyidae - Wikipedia

   en.wikipedia.org/wiki/Pteronarcyidae

   They live in a lotic-erosional habitat. Larvae of giant stoneflies live in cool streams of small to medium size, in leaf and woody debris packs. They prefer swift riffles between cobbles and boulders.

6. Pteronarcys californica - Wikipedia

   en.wikipedia.org/wiki/Pteronarcys_californica

   The colouring can vary, and subtle patterns are occasionally found on the abdomen. They are detritivores , eating stream debris partially broken down by other organisms. They are "shredders" as a functional feeding group, breaking down large bits of detritus down into smaller ones while feeding. [ 2 ]

7. Plecoptera - Wikipedia

   en.wikipedia.org/wiki/Plecoptera

   Nymph of a golden stonefly, Plecoptera, Perlidae Dinotoperla imago (adult) (Gripopterygidae: Dinotoperlinae) Stoneflies have a generalized anatomy, with few specialized features compared to other insects. They have simple mouthparts with chewing mandibles, long, multiple-segmented antennae, large compound eyes, and two or three ocelli. The legs ...

8. Pteronarcys - Wikipedia

   en.wikipedia.org/wiki/Pteronarcys

   Pteronarcys biloba Newman, 1838 (knobbed salmonfly); Pteronarcys californica Newport, 1848 (giant salmonfly); Pteronarcys comstocki Smith, 1917; Pteronarcys dorsata (Say, 1823) (American salmonfly)

9. Stimulator (dry fly) - Wikipedia

   en.wikipedia.org/wiki/Stimulator_(dry_fly)

   Many anglers believe the name Stimulator was given to the pattern by Jim Slattery, a Montana angler who renamed his Fluttering Stonefly pattern. Others contend the pattern was derived from the Trude style dry flies developed in 1903. However, the pattern was clearly popularized and promoted by Randall Kaufmann, a fly shop owner, angler and ...