Issue
Heterotilapia Regan, 1920 is invalid in CofF (ver. Jan. 2017). To be investigated.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة القاع. Tropical; 24°C - 26°C (Ref. 12468); 8°N - 4°N
Africa: endemic to the Cess (=Nipoué) River in Liberia and Côte d'Ivoire (Ref. 52307, 53405).
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 20.8 cm SL ذكر/ مختلط الجنس; (Ref. 7378)
الأشواك الظهرية (المجموع) : 14 - 15; الأشعة الظهرية الناعمة (المجموع) : 14 - 16; شوكة شرجية: 3; أشعه شرجية لينه: 10 - 11. Diagnosis: lower pharyngeal bone about as long as broad, with anterior lamella shorter than toothed area; median pharyngeal teeth broadened when compared to lateral teeth; 3-4 series of scales on cheeks; 4-4.5 scales between first dorsal fin spine and upper lateral line (Ref. 53405). Dark vertical bars narrower than lighter inter-spaces (Ref. 52307, 53405).
Probably pair-bonding, open substratum spawner, with both parents guarding the brood (Ref. 52307).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Dunz, A.R. and U.K. Schliewen, 2013. Molecular phylogeny and revised classification of the haplotilapiine cichlid fishes formerly referred to as "Tilapia". Mol. Phylogenet. Evol. 68(1):64-80. (Ref. 93285)
IUCN Red List Status (Ref. 130435)
في خطر (EN) (B2ab(iii)); Date assessed: 01 February 2020
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.00827 - 0.04391), b=3.01 (2.82 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.5 ±0.4 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).
