N. Helianthus and other small tanganyikan cichlids

55 gallon tanganyika tank N. Helianthus N. Daffodil Pulcher N. Cylindricus N. Brichardi Burundi Telmatochromis Temporalis Shell All my fish live together in harmony. Sometimes Helianthus male chase temporalis female, becouse she have fry on his terytory but not hurt so much:) If you guys have some questions about this tank, filtration etc just write in comments.