molliwopp
Aquarium Advice Addict
Want some opinions. My fish come tomorrow in less than 12hrs. My tanks been cycled for weeks to a high ammonia ppm of 4. I want to change 100% of the water now, so its slightly aged and dechlorinated for when they arrive,
What would you do? A) wait and do it an hour before i add them or B) or now? I know bacteria can live for days when oxygenated.
What would you do? A) wait and do it an hour before i add them or B) or now? I know bacteria can live for days when oxygenated.
Last edited: