Insect Lifecycle

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More on Insect Lifecycles & Lifestyles
Mayflies
  • Swimmers, burrowers, clingers
  • Mostly adapted to bottom or substrate makeup
  • Adults do not eat
         
Two Weeks Almost 50 Wks No More Than Two Days for All Six Stages
Egg      → Nymph     → Subadult   → Adult     → Subimago   ↓
    Spinner ←    Dun ←     Imago

 

Stoneflies
  • Crawlers; week or two; as an Adult; and can eat
  • Egg  →  Nymph  →  Adult
Caddis Flies
  • Free crawlers in the larva stage
  • Case builders/net [nest?] builders
  • Pupa are fast swimmers; this is important to know
  • Egg  →  Larva  →  Pupa  →  Adult
Midges
                     Non-biting               Biting
  • Egg  →  Larva  →  Pupa  →  Adult
Miscellaneous Food Types Not Mentioned
  • Forage fish
  • Crustaceans
  • Worms

 

 
© 2002 Mark Belden and the Pennsylvania State University

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updated 08 Sep 2002