High Mg vs. Bryopsis

Discussion in 'Algae' started by anpgp, Aug 23, 2010.

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  1. anpgp

    anpgp Dragon Wrasse

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    For about the past week I've been slowly raising the Mg in my tank with Kent Tech M to kill the bryopsis but I think the only thing that it's killing is my snails. My astrea and turbo snails have seemingly stopped moving and some of them flip over and don't right themselves. The Mg has now reached just around 2100 and doesn't seem to be having any effect. The corals all still have their color but one of my shrooms has closed up a little more than usual. Any ideas anyone?
     
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  3. blackraven1425

    blackraven1425 Giant Squid

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    I hit 1700, and most of my acans bleached. Bryopsis grew faster than before.
     
  4. anpgp

    anpgp Dragon Wrasse

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    So you're saying increasing the Mg sped up the growth of ur bryopsis.
     
  5. blackraven1425

    blackraven1425 Giant Squid

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    No, I'm saying it killed off half the other stuff in my tank that used nitrates and phosphates.
     
  6. anpgp

    anpgp Dragon Wrasse

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    Oh ok, the only thing I seem to be killing is my large snails.
     
  7. blackraven1425

    blackraven1425 Giant Squid

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    I also have heard mag takes a decent while to kill bryopsis, sometimes a month, usually at least a week to see good results.
     
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  9. GuitarMan89

    GuitarMan89 Giant Squid

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    Raising Mg to kill bryopsis only works for some species.
     
  10. moto826

    moto826 Astrea Snail

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    what species can we get a pic? im battling it too and dont want to try if it is not going to work
     
  11. amcarrig

    amcarrig Super Moderator

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    Yup, didn't do anything for us when we were fighting it.
     
  12. Ultraner

    Ultraner Purple Spiny Lobster

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    I was successful with kent tech M. My bryopsis was dead and gone within 2 weeks and hasn't shown back up since. I raised mg slowly to 1700ppm and the affects were almost immediate on the species I had.