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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Orthochromis: Greek, ortho = straight + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Tropical
Africa: upper Ruchugu drainage near Kasulu in the Malagarasi basin, western Tanzania (Ref. 28906).
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 7.9 cm SL ذكر/ مختلط الجنس; (Ref. 28906)
الأشواك الظهرية (المجموع) : 17 - 19; الأشعة الظهرية الناعمة (المجموع) : 8 - 10; شوكة شرجية: 3; أشعه شرجية لينه: 9 - 10; فقرات: 31 - 32.
Found in rather slow running water, in a section bordered with dense vegetation and in a small shallow stony brook with rather swift water; seems to be more common in fast flowing water between the stones; detritus eater; female mouthbrooder (Ref. 28906).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Probably a female mouthbrooder as several preserved specimens with eggs or fry in the mouth appeared to be females.
De Vos, L. and L. Seegers, 1998. Seven new Orthochromis species (Teleostei: Cichlidae) from the Malagarasi, Luiche and Rugufu basins (Lake Tanganyika drainage), with notes on their reproductive biology. Ichthyol. Explor. Freshwat. 9(4):371-420. (Ref. 28906)
IUCN Red List Status (Ref. 130435: Version 2024-1)
في خطر (EN) (B1ab(iii)+2ab(iii)); Date assessed: 31 January 2006
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 2.0 ±0.00 se; based on food items.
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 (10 of 100).
