Oreochromis schwebischi

BéarlaDiagnosis: scales of cheek in 2 or usually 3 horizontal rows; in mature males preorbital bone and jaws enlarged; upper profile of head often concave; outermost teeth bicuspid, and inner tricuspid in immature fishes and females, all becoming unicuspids in males; ale genital papilla spade-shaped; margins of dorsal and caudal fins red in mature males (Ref. 2). Description: head length 34.0-38.0% SL; lower pharyngeal jaw with unicuspid anterior teeth and straight posterior teeth; ventral keel elongated, as long, or longer, than dentigerous plate; 4-6 rows of teeth in oral jaws, outer row teeth bicuspid (Ref. 81260). Coloration: base body color pale or whitish, light grey dorsally, preorbital olive-green; lips paler than snout; flank scales with central blue-red spot; numerous, irregularly arranged black spots on opercle and occiput, concentrated around sensory canal pores; dorsal fin greyish with a large yellowish white distal submargin becoming red marginally; spinous dorsal with some oblique clear lines, very thin between spines, soft dorsal with many clear maculae; caudal fin greyish with many clear maculae, sometimes aligned between rays, distal margin red; anal fin greyish with some clear maculae between soft rays, proximally tinted red; pelvics whitish to transparent (Ref. 81260). Juveniles: tinted with green, with 6-8 darker vertical bars on the flanks; dorsal, caudal and anal fins greenish grey, with some clear maculae between soft rays; pelvics and pectoral fins transparent (Ref. 81260).

• Tilapia flavomarginata Boulenger, 1899
• Tilapia schwebischi (Sauvage, 1884)
• Hemichromis schwebischi Sauvage, 1884
• Paratilapia schwebischi (Sauvage, 1884)