Brittle Naiad
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Brittle Naiad

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Presentation on the invasive Brittle naiad

Presentation on the invasive Brittle naiad

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Brittle Naiad Brittle Naiad Presentation Transcript

  • Brittle Naiad Najas minor
  • Only naiad species that is non-native Annual plant First discovered in U.S. in 1930’s
  • Leaves stiff, curled, pointed and w/ spines Highly branched stems up to 4 ft Confused with native coontail – opposite leaves not in whorls Fragments easily !! View slide
  • Tolerates moderate turbidity and fertile water View slide
  • Reproduces by seed AND fragmentation ! Seeds moved by waterfowl
  • Outcompetes native plants – reduces diversity of plantsCan choke water body - impede use Affect aesthetics
  • Control Options
  • Grass Carp
  • Aquatic herbicides Diquat – “Reward” Endothall – “Aquathol”Fluridone – “Sonar”, “Avast” Flumioxazin – “Clipper”
  • Questions?