cartridge

I have 1 betta fish in a 10 gallon heated/filter tank. Temperature is set at 80 degrees. I last cleaned the tank 2 weeks ago using tap water. The tap water is generally clean in my city, although the city's infrastructure is old, so I treat the water with Aqueon Water Conditioner just in...

How often do I need to replace the filter cartridge? I have a relatively new 5 gallon tank with a Tetra Whisper filter (uses medium cartridges). The tank houses one betta, 4 shrimp and several live plants.

Hi, this post isn't really about bettas, more about my filter cartridge. I have a 2.5 gal Mini Bow tank with a mystery snail (apple snail) and anacharis. The filter cartridge gets really dirty and icky, and I'm wondering if I should change it. I know I shouldn't because there's good bacteria on...

Hey guys and girls a little problem of mine that you can help with hopefully. I have a planted tank with 3 oto, 7 cherry shrimp and a crown tailed betta called Kraken. Its planted and used to be clean and easy to care for. Now recently the filter seems to get dirty very quickly. Its a...