Any ideas what these things are?

Discussion in 'Inverts' started by SAW39, Sep 23, 2007.

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  1. reefboy23

    reefboy23 Feather Duster

    Joined:
    Feb 26, 2006
    Messages:
    215
    I also know these to be pineapple sponges it's a calcareous tube sponge or sycon sp. , scypha spp., clatherina spp.,leucosolenia spp.. :) filter feeder