What's growing on my rock

Discussion in 'Live Rock' started by jpete, Mar 4, 2014.

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  1. Mr. Bill

    Mr. Bill Native Floridian

    Joined:
    May 28, 2011
    Messages:
    4,874
    Location:
    USA
    Again, it looks like coralline. I've had it start in blue, red, pink, orange, and even green; eventually it all turned purple.