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Project Watershed Central New York

Dedicated to facilitating water resource education in Central New York

Riffle Beetle

Pollution-Intolerant
  • Adults are considered better indicators of water quality than larvae because they have been subjected to water quality conditions over a longer period
  • Walks very slowly under the water
  • Does not swim on the surface
  • Small oval body
  • 1/4” long • One pair of tiny antennae