Unresolved #1 It came with my tank

Discussion in 'ID This!' started by Daniel521, May 7, 2010.

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  1. Daniel521

    Daniel521 Flamingo Tongue

    Joined:
    May 2, 2010
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    121
    Location:
    Asbury Park, New Jersey
    This is another mystery that came with my tank. It looks like smooth tar with a couple vents/tubes coming out of it. There are two in my tank about 3-4 inches long, but don't look like they are harming anything.
     

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  3. frkid247

    frkid247 Sea Dragon

    Joined:
    Jun 21, 2009
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    521
    Location:
    Wichita Kansas
    probably sponges. if it has vents. probably harmless.
     
  4. LeslieH

    LeslieH Spanish Shawl Nudibranch

    Joined:
    Apr 17, 2010
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    85
    Location:
    Pasadena, CA