Brownish growth

Discussion in 'ID This!' started by pks4life420, Aug 19, 2009.

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  1. pks4life420

    pks4life420 Fire Worm

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    1k......the link was a good source ive never seen...thanks



    Good/Bad get rid of them or keep? and how to get rid of if possible(easy way) thanks......
     
    Last edited: Aug 19, 2009
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  3. missionsix

    missionsix Super Moderator Staff Member

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    They are cnidarians that pack a sting. They are also invasive. If, in fact, they are colonial hydroids and not yellow polyps;D
     
  4. AeLecocq

    AeLecocq Spanish Shawl Nudibranch

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    their harmless and they filter gunk outa ur water
     
  5. pks4life420

    pks4life420 Fire Worm

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    so this is a sign of high nutrients also? I believe I was reading that somewhere...
     
  6. missionsix

    missionsix Super Moderator Staff Member

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    Last edited: Aug 19, 2009
  7. invert phil

    invert phil Millepora

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    It is a sign that your fish are being fed well. Hydroids tend to feed on pods in your tank and left over food and show that your tank is healthy. They aren't fiter feeders more oportunistic and not necessarily a sign of high nutrients. Although in a ULNS hydroid numbers are low.
     
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