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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Tylochromis: Greek, tylos = callus + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
; agua dulce bentopelágico. Tropical; 18°N - 5°N
Africa: Upper and middle Niger, and the rivers Bénoué, Cross and Wouri in Nigeria and Cameroon (Ref. 53405).
Tamaño / Peso / Age
Madurez: Lm ? range ? - ? cm
Max length : 20.0 cm SL macho / no sexado; (Ref. 81260)
Espinas dorsales (total) : 13 - 16; Radios blandos dorsales (total) : 13 - 15; Espinas anales: 3; Radios blandos anales: 7 - 8; Vértebra: 28 - 29. Diagnosis: 13 or fewer (rarely 14) gill-rakers along lower limb of first arch; 37-43 lateral line scales; head length 28.0-34.1% of standard length; predorsal length 36.5-43.2% of standard length; more gradual rise in dorsal spine length from 1st to 6th-7th; pectoral fin relatively short, rarely reaching level of spinous anal fin (Ref. 52346).
Prefers algae and plant matter, as well as invertebrates; maternal mouthbrooder that does not pair-bond (Ref. 52307). Maximum total length 26.0 cm (Ref. 42518).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Mouth brooder (male or female is unknown).
Lamboj, A., 2004. The Cichlid Fishes of Western Africa. Birgit Schmettkamp Verlag, Bornheim, Germany. 255 p. (Ref. 52307)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 2.6 ±0.25 se; based on food items.
Resiliencia (Referencia
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).
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