New Algae

Discussion in 'Algae' started by clarky2120, Oct 27, 2010.

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  1. clarky2120

    clarky2120 Bubble Tip Anemone

    Joined:
    Mar 14, 2010
    Messages:
    684
    Location:
    Orlando
    I've been reading the copious amounts of threads about GHA. From what I understand you are supposed to be able to scrape this stuff off with a toothbrush or at least a fingernail right?

    When I try to scrape it off with my fingernail nothing comes off the rock.