I would prefer between 2.5" - 5" in size
Aristochromis christyi
Tyrannachromis nigriventer
Buccochromis rhoadesii
Buccochromis Nototaenia
Champsochromis Caeruleus
Champsochromis spilorhynchus
Rhamphochromis longiceps
Exochromis Anagenys
Fossorochromis Rostratus