carbon

Any tips on reducing aquarium water smell. I currently feed frozen shrimp, and change water 50% at best every few days. The smell is in the water I am assuming due to the food as these are large fish, there is no left over food. It doesn't smell too bad but there is a watery fish scent that I...

Hi all, I am currently running two emperor 400s in my 75 gallon freshwater. right now one of the filters is just using back to back standard blue padded filter pads with carbon bits inside. the other filter has the first line of filtration as the standard filter pad, and then i have filled the...

I haven't changed the carbon in my HOB filters in a very long time. I usually just rinse them out every once in a while to just clean the waste out. The carbon is probably doing nothing because its probably inactive by now. My fish are doing just fine and looking and feeling great so I was...