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Insects of the Stream

Insects of the Stream. An overview of the insects important to the successful fly angler. Why know the bugs?. Insects are the fishes main diet! Certain insects thrive during specific times Insects hatch during specific times Insects go through life cycles

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Insects of the Stream

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  1. Insects of the Stream An overview of the insects important to the successful fly angler

  2. Why know the bugs? • Insects are the fishes main diet! • Certain insects thrive during specific times • Insects hatch during specific times • Insects go through life cycles • Even having a beginners knowledge about insects will greatly increase your success on the water

  3. Life Cycle Idea • General idea of the lifecycle • Very similar among all insects, with some differences that can be studied later on

  4. What this means… • Is you can fish with different techniques targeting not only different types of insects, but their different stages of life • Adults, nymphs, etc…

  5. Major groups Mayflies Caddisflies Terrestrials Other • Stoneflies • Midges

  6. Mayflies • Usually 3 tails on both adults and nymphs • Adults have large upright wings • Nymphs have gills on their abdomen

  7. …more mayflies

  8. Mayfly imitation

  9. Stoneflies • Usually 2 tails on the nymph • Adults have large wings laying flat against the body • Nymphs have gills on their thorax, sort of in their ‘armpits’

  10. …more stoneflies

  11. Stonefly imitation

  12. Caddisflies • Adults have large wings laying over back in a tent style • Nymphs live in self built cases of different materials, some are free living w/o a case

  13. …more caddisflies

  14. Caddisfly imitation

  15. Terrestrials • Terrestrials represent any insects living on land that my fall or fly onto the water where they may be fed upon • These include beatles, ants, hoppers, etc…

  16. …more terrestrials

  17. Terrestrial imitation

  18. Midges • Midges can be mistaken as mosquitoes • They are tiny, two winged insects • Larva looks like small worms • Craneflies are bigger

  19. …more midges

  20. Include hellgrammites and fresh water scuds Other insects

  21. Other aquatic life • Other aquatic life exists that fish feed on. Not limited to insects… • Worms, leaches, snails, slugs, crayfish, etc…

  22. What you can learn more about • Specifics on species • BWOs, Sulfurs, March Browns, Drakes • Hatch Charts • Know what time of year/day to expect them • http://www.lycoming.edu/orgs/flyco/streams.html • Every single insect doesn’t have a specific fly pattern. The gold-ribbed hares ear pattern mimics a wide array of insect nymphs thriving in the water

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