I have a 29 gallon tank that i want to start keeping cichlids in it. I was thinking of keeping a pair of jewel fish or eletric yellow or blue rams. Can i keep both yellow and blue? And if im only gonna keep eketric yellow, how many can i keep, and if i only kept blue rams how many in my tank? BEST ANSWER GETS 10 POINTS( also any other good little cichlids to keep in a 29 gallon.)