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Hydro-Powered Holothurians: California Sea Cucumbers

During a late afternoon dive several years ago in Fiji, I came across a sea cucumber (Bohadschia graeffei) that was upright and swaying like a cobra dancing to a snake charmer’s tune. That was very strange and I didn’t know what to make of it. I watched for a while, swam away, then came back, intending to photograph the sea cuke’s mouth and the tentacles surrounding it, which were black with flat, leafy white tips.  That’s when things got stranger. Rising in the water from […]

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