if your going to stay under 10'' green terror mite not be for you unless you get a female but anway jackdempsey is a choice beutiful fish when fully grow most over look this fish . flower horn's are colorfull and vare to if you want solid color midas/red devil if your in to orangey red . convict depending in the level of care (diet) can be very colorful , mine is 3.5'' will grow to 6'' and has bright red belly green dorasl fin and blueish anal fin and alittle blueish around the rest of the body but some of these guy's a mean motha's chose wisely . servarum' s are sweet fish never owned one but sweet fish too!.......