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by CycleFan
Wed Oct 23, 2024 7:21 pm
Forum: Discus
Topic: Nitrogen cycle won't start
Replies: 14
Views: 21121

Re: Nitrogen cycle won't start

Re: Nitrogen cycle won't start

I've been saying this for years, and this thread just proves my point. Remove the substrate from a mature tank, and you're almost guaranteed a huge ammonia spike and mini cycle. It doesn't matter what people say, I've seen it happen time and time again in my 20 years ...