Quote:
Originally Posted by DarkRevoultions
Yeah, but I hear they like soft water right?
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Yes and no. Most tetras are used to a neutral ph (7.0) and are still happy up to 7.5, but I find that a lot of tetras, angels, and discus show off their best colors in softer water. I keep my pH at 6.1-6.4. Just keep it from fluctuating much and you should be fine.