Beschreibung:
Buntbarsch. Männchen: Bau einer Laichgrube, Putzen eines Steins, Imponierstellung und Schwanzzittern beim Erscheinen des Weibchens, paralleles Schwimmen der Partner. Weibchen beginnt auch mit Graben, Putzen und Körperzittern
Courtship of the substrate breeder Tilapia zillii. Several days before spawning pair formation begins. Male and female show the same pattern of movements, sex-specific differences are merely of a quantitative nature. The most striking movement is the quivering of the body, which occurs more often the nearer the time of spawning gets. Certain digging and cleaning movements are also an integral part of the courtship