cycle filter

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  1. A

    Didn’t cycle tank... please help

    I recently set up a 3.4 gallon tank for my new betta fish. Unfortunately I was under the impression that bettas are very hardy and don’t need a cycled tank. I now understand that ALL fish need a cycled tank, but I’m not sure what to do with my betta. The tank has been set up for about three...
  2. wilchil64

    Second Hand Tank With Used(Wet) Filter, How To Cycle

    Hi I haven't posted for a long time. During divorce and house sale I had no fish. I've note purchased a second hand small tank, it arrives tomorrow. It's been in use until they empty it to bring it here, they're bringing the filter with the media immersed in used tank water, but can't transport...