Science of the Creek

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Topics to Remember...
  A good understanding of the trout habitats, their variations, how it meets the needs of a trout and the sciences that explain them will help you become a more efficient fly fisher. These topics are presented with the idea that you will be able go to any stream, apply your accumulated knowledge of trout streams, and have confidence that you can figure out how to catch fish. 
  • Needs of a trout:  safety/comfort/protection/food

  • Hydrology:  limestone/freestone, sources

  • Water qualities:  temp/turbidity/pollutants

  • Components of a stream:  riffles/runs/pools/flats

  • Natural insect cycles/provide different fishing opportunities

  • Seasonal variations of environment

  • Food sources:  aquatic insects, terrestrial insects, crustaceans, small minnows, worms, etc

  • Mayflies, caddis flies lifecycles = different fishing opportunities

  • Egg, Nymph, Larva, Emergers, Dun, Spinner

  • Wing Patterns

  • Hatch Characteristics

  • Ichthyology/fish face current/move only if they receive more energy than they expend

 

Topic Areas to Explore
   Anatomy of a Trout Stream
   Insects = Trout Food
   Insect Lifecycles & Lifestyles
   Central PA Hatch Chart
 
© 2002 Mark Belden and the Pennsylvania State University

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updated 08 Sep 2002