Haplochromis Tanaos (Haplochromis tanaos) is a ray-finned fish of the family Cichlidae. It inhabits freshwater waters. This species can reach a maximum total length of 7.7 cm. It occurs at depths between 0 and 10 metres. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.
Dorsal spines (total): 14 - 16; Dorsal soft rays (total): 8 - 10; Anal spines: 3; Anal soft rays: 7 - 10; Vertebrae: 29 - 32. Small, slender, laterally compressed body . A rather acutely pointed snout . Lips not thickened . Lower jaw ventral outline almost straight, the rostral outline of lower jaw straight or slightly convex with a smoothly rounded mental area . Pectoral fins reaching the anus; extension of dorsal and anal fin about equal, reaching the posterior half of the caudal peduncle . All scales on the head are cycloid; scales on rostral part of dorsum cycloid or very weakly ctenoid, caudal part of dorsum with ctenoid scales; scales on flank and caudal peduncle ctenoid; ventral chest scales relatively small and cycloid, lateral chest scales relatively small and weakly ctenoid . Live basic color for males is bluish-grey dorsally and silvery white ventrally; females and juveniles have a distinct, relatively thin mid lateral band and the entire dorsal surface of the head in juveniles is rather uniformly greyish pigmented . Two continuous longitudinal bands on the body .: fusiform / normal; Cross section: compressed.
Behavioural data for Haplochromis Tanaos is currently being reviewed.
Diet information for Haplochromis Tanaos is currently being compiled.
Reproduction data for Haplochromis Tanaos is currently being compiled.
Freshwater; benthopelagic; depth range 0 - 10 m . Tropical
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