do I need to worry about this algae

Discussion in 'Algae' started by GAZBO, Feb 28, 2009.

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  1. pgreef

    pgreef Fire Goby

    Joined:
    Dec 6, 2008
    Messages:
    1,344
    Location:
    Algonquin, IL
    I have that stuff on the bottom of my rocks too. Not sure what it is but it isn't spreading and doesn't seem to do any damage. I'd like to know what it is too.
     
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  3. {Nano}Reefer

    {Nano}Reefer Dragon Wrasse

    Joined:
    Aug 9, 2008
    Messages:
    2,196
    Foramniferans are hard to explain, I do not know really what they are but they look exactly like that IMO. heres a picture of some when my tank was cycling -

    [​IMG]

    NOT the pinapple sponges dead center :) and not the circular feather dusters, all of the little wavy tree looking things are different types or forams and what-not. Make sure to zoom in to get a better look at them.