What is this?

Discussion in 'ID This!' started by Iheartcoral, Jan 1, 2013.

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  1. Iheartcoral

    Iheartcoral Astrea Snail

    Joined:
    Nov 15, 2012
    Messages:
    40
    Location:
    New Mexico
    I have this in my sump and protein skimmer. It does not move. Any ideas and is it a problem?
     

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  3. erik

    erik Spaghetti Worm

    Joined:
    Dec 20, 2010
    Messages:
    180
    Is it a calcified tube? if so it is a feather duster, looks like the ones i have in my sump as well. harmless filter feeder.
     
  4. 2in10

    2in10 Super Moderator

    Joined:
    Aug 6, 2009
    Messages:
    19,258
    Location:
    Sparks, NV
    Looks like a feather duster tube to me also.