This marine invertebrate is currently living at A&M Aquatics in Lansing, Michigan. Its identity has baffled more than a few aquarists and biologists who have seen it. Image: Josh Spearow/A&M.

Know what this reef animal is? Its identity and the story behind it will be included in REEF VISIONS in the November/December 2021 Issue of CORAL.


1] It is from the tropical Indo-Pacific.

2] It is currently about 6 inches (15 cm) in diameter.

3] It has a good appetite and has lived for several years in the Michigan facilities of the marine livestock wholesale and aquaculture company A&M Aquatics.

Post your answer below in the comments, and then CLICK HERE FOR THE BIG REVEAL and see if you guessed correctly!

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