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What is this?

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Elephant Ear new find IdThis mushroom What is this? Yellow Polyps (parazoanthus gracilis) new find new find Long stem coral hang off edge of rock. Long stem coral hang off edge of rock.
  1. Tmobo
    Tmobo
    Looks like a Barnacle to me. Or a button polyp that is closed
  2. HollyG
    HollyG
    that's a closed button polyp
  3. 1.0reef
    1.0reef
    protopalythoa aka button polyp