SPECIES ID / Invertebrates

Insects

  • Over 750,000 species of insects are known
  • 8,600 live at least part of their life cycle in freshwater in North America
  • Many types undergo metamorphosis from larval to adult form (like a catarpillar to a butterfly)
  • Most adults are winged and not aquatic
  • All adults and many larvae have 6 segmented legs
  • Adults have compound eyes and one pair of antennae

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Primary Information Source:
Voshell, J. Reese. 2002. A Guide to Common Freshwater Invertebrates of North America. McDonald and Woodward Publishing Company. Blacksburg, Virginia.