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  1. General Freshwater Discussion
    Hello folks, I have a few questions regarding colonizing filter media bags in the aquarium but outside of the filter. I've searched online and this forum but can't find an answer. I want to get a couple media filter bags setup so I have them on hand for new tanks. My questions are: 1. What is...
  2. General Freshwater Discussion
    Hello all, I'm looking for some guidance about adding a layer of new substrate over my existing in a freshwater setup. My tank is a 15g. The tank has been going for about 2 years and my substrate is the CaribSea Joe's Creek which is about the size of pea gravel. I want to add an inch or two of...
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