Quote Originally Posted by rainbowfish
I don't think they'd even be comfortable in a 10. You're asking about multiple killis in a 5? I had 2 golden wonders in a 10 gallon very short term and they seemed less than thrilled... So my guess is 2 or more in a 5 would be WAY bad...
Golden wonders (panchax) are large killis, but there are a number that don't grow more than 2 inches. My nothos top out at an inch and a half.