What is this coming out of my live rock?

Discussion in 'ID This!' started by TravisVT, Feb 12, 2016.

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  1. TravisVT

    TravisVT Fire Worm

    Joined:
    Oct 2, 2012
    Messages:
    159
    Location:
    Colchester, Vermont
    ID please! Harmful or helpful? The camera makes them look almost blue but they are a lot lighter, almost white in the tank. IMG_3795.jpg

    Thanks

    Travis
     
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  3. scajeo

    scajeo Sea Dragon

    Joined:
    May 1, 2012
    Messages:
    544
    Location:
    Port Orchard, WA.
    sponge would be my vote.
     
  4. PittsburghReefTank12

    PittsburghReefTank12 Flamingo Tongue

    Joined:
    Dec 19, 2015
    Messages:
    118
    Yes probably a sponge. Do they move around with the current?
     
  5. TravisVT

    TravisVT Fire Worm

    Joined:
    Oct 2, 2012
    Messages:
    159
    Location:
    Colchester, Vermont
    Yes, they sway in the current
     
  6. PittsburghReefTank12

    PittsburghReefTank12 Flamingo Tongue

    Joined:
    Dec 19, 2015
    Messages:
    118
    Could be a worm of some type, not positive though.