cONVICTS GROW TO AROUND 4 INCHES. tHEY WILL BE SEXUALLY MATURE BETWEEN 2 TO 3 INCHES. tHEY ARE ONE OF THE EASIEST CICHLIDS TO BREED. wHEN READY FEED THEM BRINE SHRIMP, DO FREQUENT WATER CHANGES AND TEMPERATURE CHANGES. THIS WILL MOST LIKELY GET THEM TO SPAWN,ASSUMING YOU HAVE A PAIR. gOOD LUCK