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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.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
; Γλυκού νερού Πελαγικό(ά); pH range: 9.0 - ? ; dH range: 10 - ?; εύρος βάθους ? - 85 m. Tropical; 24°C - 26°C (Ref. 2059); 3°S - 9°S
Africa: Endemic to and widely distributed in Lake Tanganyika.
Length at first maturity / Μέγεθος / Βάρος / Age
Maturity: Lm 40.0  range ? - ? cm
Max length : 80.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 102824); μεγ. δημοσιευμένο βάρος: 4.5 kg (Ref. 681)
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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
αλιεία: Εμπορικό(ά); αλιεία αναψυχής: ναί; Ενυδρείο: Εμπορικό(ά)
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00674 - 0.03099), b=2.99 (2.82 - 3.16), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 4.5 ±0.80 se; based on food items.
Generation time: 2.0 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Ελαστικότητα (Ref.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (K=0.56; tm=2.5; Fec=10,000).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (52 of 100).
Nutrients (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);