It could be that the "chewed on" part has become damaged and no longer retains any of the green pigment and is now white? Thats what I always figured on mine, either that or it was gearing up to spawn or whatever caulerpa does.
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Christy's Reef Blog
My 180 Build
Every electronic component is shipped with smoke stored deep inside.... only a real genius can find a way to set it free.
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