Here is a 75 gallon tank with compressiceps. I started with 5 and they whittled down to 3. I may have been able to keep more if j had more rock work and wood to create more territories. They really need a longer and larger tank to keep a group of 5 or 6.
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Thank you for all the info! I was just thinking about only getting one if my tank is to small for two Ill have to think about good thing is I have plenty of time since I don't even have water in my tank yet lol