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  1. N

    High Ammonia levels

    Update 12/14: second water change completed today of about 60-70% of water. Total Ammonia - 0.5ppm, NH3 - 0.1ppm, NO2 - .25ppm, NO3 - 5ppm, and pH 7.6. I have a 20gal freshwater tank and no matter what I do I cannot get my ammonia levels down. I’ve had the aquarium for 6 months and I’m pretty...
  2. S

    What is high nitrogen?

    So I brought a pleco back that died one day after buying it at a pet store. I brought my water in and they did a test. It came out as I think .5 light green second lowest on the test. The guy tolld me my nitrogen was too high which was tough to beliece since I did a 1/2 tank water change a few...
  3. W

    Zebra Fish Dying

    HELP   I am starting up a research project for my biology department.  I bought 18 zebra fish and put 6 in each of my three 10 gallon tanks.  I put API water conditioner and quick start in each tank.  I acclimated the tanks like instructed and heat was in range.   I am using marina s 10 power...