Smudges?

Discussion in 'New To The Hobby' started by Jace, Jan 3, 2009.

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  1. Jace

    Jace Spanish Shawl Nudibranch

    Joined:
    Dec 30, 2008
    Messages:
    82
    Ok I just got together a new saltwater fishtank and as i was looking at it i noticed these smudges so i went on the other side to wipe them off and when i rubbed them they didnt come off and then i realized they were on the inside of my tank.. I dont think there harmful but I would like to know what its caused from. I noticed before I added anything to the tank. THANKS Jace
     
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  3. Otty

    Otty Giant Squid

    Joined:
    Nov 20, 2006
    Messages:
    6,467
    Location:
    Elizabethtown, IN
    Have you tried to run a mag float cleaner over them??
     
  4. cuttingras

    cuttingras Starving Artist :)

    Joined:
    Apr 17, 2007
    Messages:
    4,884
    Location:
    Louisville, GA
    or tried cleaning with some vinegar? is this tank up and running already? if it is then don't use the vinegar