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    Panther groupers mouth gapping, even bigger gape when died

    For the past few days, everyday I have few panther groupers died with following signs: Die at bottom (99%) Mouth gapping at all times, even bigger gape after dieing (99%) Breathe faster than normal and gills cover is opened wider than normal (99%) Hemorrhage under skin especially on and around...
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    Need nitrifying bacteria for cool saltwater

    steve-s: I thought Nitrosomonas and Nitrobacter are for freshwater.:oops:
  3. H

    Need nitrifying bacteria for cool saltwater

    Thanks for the pointer! jackdp: I have just posted my inquiry at http://reefcentral.com/forums/showthread.php?s=&threadid=280285 Again, thanks for your advise! :)
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    Need nitrifying bacteria for cool saltwater

    As far as I know, saltwater nitrifying bacteria are Nitrosococcus and Nitrococcus. As Nitrosococcus will convert ammonia (NH3 + NH4+) to nitrite (NO2-), then Nitrococcus will convert nitrite (NO2-) to Nitrate (NO3-). However, their optimal temperature range is between 77 and 86 degrees...
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