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emergencies

  1. This ones complicated... Sulfur Smell, but not Hydrogen Sulfide?

    Advanced Freshwater Discussion
    I have two tanks a 20 and a 29 gallon which have been set up for about 7 months. About a week and a half ago, out of nowhere, my 20 gallon tank began to stink. It was like a rotten egg odor that filled up the entire house. Desperate to get rid of it I did an gigantic water change and gravel vac...
  2. Emegency - Pant and Fish Die-off

    Beginner Planted Aquarium
    I am not a newbie - I began 40+ years ago and have kept/raised SA, kept/raised rift lake, kept/raised reef coral - but one is never too old to learn. I have come full circle, convincing my wife last year to allow one freshwater tank. The tank is a 40g Uniquarium rectangular dwarf Cichlid and...
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