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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Boulengerochromis: From George Albert Boulenger (1858-1937); he revised the works of Günther about Percoidei + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
Eponymy: George Albert Boulenger (1858–1937) was a Belgian-British zoologist at the British Museum, London. [...] (Ref. 128868), visit book page.
More on author: Boulenger.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten pelagiska; pH range: 9.0 - ? ; dH range: 10 - ?; djupintervall ? - 85 m. Tropical; 24°C - 26°C (Ref. 2059); 3°S - 9°S
Africa: Endemic to and widely distributed in Lake Tanganyika.
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 40.0  range ? - ? cm
Max length : 80.0 cm TL hane/ej könsbestämd; (Ref. 102824); publicerad maxvikt: 4.5 kg (Ref. 681)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Body shape (shape guide): fusiform / normal; Cross section: oval.
Inhabits near-shore surface waters. Firm flesh is highly valued (Ref. 4967). Largest African cichlid (Ref. 4537).
Deposits eggs in abandoned nests of other cichlids, in between stones, or in the sand, if no nests are available (Ref. 7343).
Maréchal, C. and M. Poll, 1991. Boulengerochromis. p. 27-28. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 4976)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: kommersiell; sportfisk: ja; Akvarium: Kommersiell
Verktyg
Särskilda rapporter
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01445 (0.00671 - 0.03113), b=2.99 (2.82 - 3.16), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
4.5 ±0.80 se; based on food items. |
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Generation time |
2.0 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.56; tm=2.5; Fec=10,000). |
Sårbarhet i fisket (Ref. 59153) |
Moderate vulnerability (36 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
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Näringsämnen (Ref. 124155) |
Calcium = 77.4 [35.8, 153.1] mg/100g; Iron = 1.7 [0.9, 3.4] mg/100g; Protein = 19.8 [18.1, 21.3] %; Omega3 = 0.549 [0.199, 1.613] g/100g; Selenium = 70.3 [28.3, 170.8] μg/100g; VitaminA = 38.8 [8.5, 138.3] μg/100g; Zinc = 1.09 [0.73, 1.74] mg/100g (wet weight); |