Invasive species: 'The floating dock can be considered a wakeup call'

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Acorn barnacle
  • Sea stars found inside tsunami dock
  • NOAA graphic explains how tsunami debris crosses ocean
  • Wakame kelp
  • Acorn barnacle
  • Bryozoan
  • Lithodid crab
  • Lithodid crab as seen from below
Acorn barnacle
Oregon State University marine ecologist Jessica Miller photographing what appears to be an acorn barnacle collected from the Japanese dock that washed ashore in Newport, Oregon. The giant piece of debris came from the 2011 earthquake and tsunami disaster. Photo: Lynn Ketchum