Hello Tropicalfishkeeping community! I am turning to you guys for infos because the people at my local petshop are absolutely clueless about what to do in my aquarium. So let's start at the beginning. I had my aquarium for many years and everything was ok, until fish started dying for no...

Is it okay to add Melafix to a tank right after a water change and a dose of Prime? Do these treatments interact at all?

One day after a 4x dose of Prime to my cycling tank, NitrIte levels dropped from between 2ppm and 5 ppm to near-zero. Coincidence (my level was pegged at 5+ ppm for about nine days)? Or does the manner in which Prime locks-up NitrItes alter the test results? I'm using API's Master Freshwater...

Started a new 20-gal freshwater tank 14 days ago. Went fishless for a few days, trying to jump-start the cycle using Nutrafin Cycle and some fish food in the water. Saw about 0.25ppm of Ammonia consistently for about four days. No measurable Nitrites, but 10-20ppm of nitrAtes. I'm using city...

Hello there. I was wondering if I'm supposed to use Prime after a tank is fully cycled(I'm on a well) If so a half dose? Also, does anyone know if Prime contains any phosphates at all? What are some of the best ways to lower phosphate levels in an aquarium or is it better to use filtered...