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I think she's a Tubeworm, I found her on a longliner ship, was working someplace in cook strait NZ the skipper had never seen one befor, I was stoked when he gave this to me, anyone seen these? out of water
It looks like a species of Coco Tube worm. The have a beautiful feathery plume that they stick out of the tube to filter feed. As they grow they lay down a layer of calcareous material that makes up the tube. I have a 10 inch one in my reef tank. Cool. It looks like a smoking pipe.