Too acidic for kuhlis?

  • We are currently upgrading MFK. thanks! -neo
Yep, that's what I thought, thanks. I guess water changes will help.

I was planning on getting neon tetras too, and getting some crushed coral. But the guy at the lfs advised me not to get crushed coral.
 
They will adapt, but newly added fish will probably be very stressed. Your LFS probably has a pH higher than that. In addition, you risk biofilter death if the pH drops much lower. I would advise you to get the average pH higher.
 
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