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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Callochromis: Greek, kalos, kallos = beautiful + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
; süßwasser benthopelagisch; pH range: 7.0 - 8.5; dH range: 10 - 15. Tropical; 23°C - 28°C (Ref. 2059); 3°S - 6°S
Africa: Endemic to Lake Tanganyika, except the south end of the Lake (Ref. 35977).
Size / Gewicht / Alter
Maturity: Lm ? range ? - ? cm
Max length : 10.0 cm TL Männchen/unbestimmt; (Ref. 5608)
Rückenflossenstacheln (insgesamt) : 12 - 14; Rückenflossenweichstrahlen (insgesamt) : 11 - 14; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 7 - 9; Wirbelzahl: 30 - 32. Body slightly elongated, highest at origin of dorsal fin; dorsal profile gently rounded, ventral profile rather straight (Ref. 35977). Mouth very low; jaws usually equal; maxillary may or may not extend to a vertical line through anterior margin of eye (Ref. 35977). All teeth on both jaws conical, recurved, arranged in outer and inner series (Ref. 35977). First dorsal spine very short, all spines with a lappet near tip; all dorsal fin soft rays usually branched (Ref. 35977). First anal spine very short, length of subsequent spines increasing progressively, and all spines with a small lappet near tip (Ref. 35977). Pectoral fin reaching between anus and third anal fin spine (Ref. 35977). Pelvic fin filamentous, reaching between anus and second anal fin spine (Ref. 35977). Scales ctenoid on lateral surface of body (Ref. 35977).
Occurs over sand bottoms near rocks where they feed on invertebrates. Forms schools. Bury themselves in the sand to evade predators (Ref. 6770).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
Maréchal, C. and M. Poll, 1991. Callochromis. p. 32-35. 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. 5608)
IUCN Rote Liste Status (Ref. 130435: Version 2024-1)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kommerziell; Aquarium: Kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [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).
Trophic level (Ref.
69278): 3.5 ±0.37 se; based on food items.
Generation time: 1.1 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (K=1.0; assuming Fec<1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).
