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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Chromidotilapia: Greek, chromis = a fish, perhaps a perch + Bechuana, African native thiape = fish (Ref. 45335).
Eponymy: Dr Albert Karl Ludwig Gotthilf Günther (1830–1914) was a German-born British zoologist, ichthyologist and herpetologist. [...] (Ref. 128868), visit book page.
More on author: Sauvage.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة; pH range: 6.0 - 8.0; dH range: 5 - 19; سمكة نهرية (Ref. 51243). Tropical; 23°C - 25°C (Ref. 1672); 16°N - 4°S, 17°W - 16°E
Africa: coastal basins from the river St. John in Liberia to lower Cameroon and the Benito River in Equatorial Guinea, in forest and northern adjoining savannah; also known from the Niger and the Bénoué River (Ref. 53405). Previously, two subspecies were recognized: Chromidotilapia guntheri guntheri and Chromidotilapia guntheri loennbergi.
Length at first maturity / الحجم / وزن / العمر
Maturity: Lm 6.0 range ? - ? cm
Max length : 18.0 cm SL ذكر/ مختلط الجنس; (Ref. 83624)
الأشواك الظهرية (المجموع) : 15 - 17; الأشعة الظهرية الناعمة (المجموع) : 9 - 12; شوكة شرجية: 3 - 4; أشعه شرجية لينه: 6 - 8. Diagnosis: 21-25 rakers on first gill arch; when stressed with two continuous dark bands on body; 1st dorsal fin spine 30-35% length of fifth spine; caudal fin truncate to subtruncate; dorsal head profile straight; iris yellow to brownish, posterior half sometimes red; upper lip white or pale blue; anterior 2-3 dorsal fin spines with black interspinous membrane in juveniles (Ref. 81260).
Substrate spawning, ovophilic, pair bonding, male mouthbrooding species (Ref. 81260). Both parents take care of the young after hatching (Ref. 47115).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Male mouthbrooder; both parents take care of the young after hatching (Ref. 47115). This corrects previous information from Ref. 26489.
Daget, J., 1991. Chromidotilapia. p. 47-50. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5616)
IUCN Red List Status (Ref. 130435: Version 2024-2)
استخدامات بشرية
مصائد: تجاري; حوض مائي: تجاري
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01479 (0.01260 - 0.01737), b=2.99 (2.95 - 3.03), in cm total length, based on LWR estimates for this species (Ref.
93245).
مستوى غذائي (Ref.
69278): 2.6 ±0.2 se; based on diet studies.
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (tm<1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).
![Image of Chromidotilapia guntheri (Guenther\](/images/thumbnails/jpg/tn_Chgun_f1.jpg "Image of Chromidotilapia guntheri (Guenther\")
![Image of Chromidotilapia guntheri (Guenther\](/images/thumbnails/jpg/tn_Chgun_f0.jpg "Image of Chromidotilapia guntheri (Guenther\")
