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Sea urchin program cleaning Kaneohe Bay algae for a decade — and doing a good job

  • COURTESY DNLR / DAR
                                The sea urchin biocontrol project has released 600,000 sea urchins across the state.

    COURTESY DNLR / DAR

    The sea urchin biocontrol project has released 600,000 sea urchins across the state.

  • COURTESY MALIA URIE
                                Hatchery manager David Cohen.

    COURTESY MALIA URIE

    Hatchery manager David Cohen.

  • COURTESY DNLR / DAR
                                Project staff raise the sea urchins until they’re large enough to be released into the wild.

    COURTESY DNLR / DAR

    Project staff raise the sea urchins until they’re large enough to be released into the wild.

Ten years ago the patch reefs in Kaneohe Bay were in pretty sad shape — smothered and getting choked out by an invasive seaweed species introduced decades before. Read more

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