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Marine menace

  • DENNIS ODA / DODA@STARADVERTISER.COM
    The sailfin tang, the striped fish in the front with the orange tail pictured here at the Waikiki Aquarium, is an herbivore that eats invasive algae. Collector sea urchins, one of which is on the bottom behind the sailfin tang’s mouth, also graze on invasive algae.
  • DENNIS ODA / DODA@STARADVERTISER.COM
    Celia Smith collects invasive algae in the ocean near the Wai­kiki Aquarium.
  • DENNIS ODA / DODA@STARADVERTISER.COM
    Jefferson Elementary School fifth-graders Michel Melichar, left, and Alexander Metcalf get a close look at invasive algae.

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