Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Cichlidae
(Cichlids) > Pseudocrenilabrinae
Etymology: Sargochromis: Greek, sargos = sargus + see under Chromis.
Environment / Climate / Range
Freshwater; demersal. Tropical, preferred ?; 11°S - 21°S
Africa: Okavango River, upper Zambezi River, Lake Kariba and the Kafue River (Angola, Namibia, Botswana, Zambia and Zimbabwe).
Length at first maturity / Size / Weight / Age
Maturity: Lm 11.3, range 10 - 12.5 cm
Max length : 34.5 cm SL male/unsexed; (Ref. 13337); max. published weight: 1.0 kg (Ref. 7248); max. reported age: 6 years (Ref. 7248)
Favors deep permanent floodplain channel and lagoons, with sandy bottom and vegetation. Feeds on aquatic insects, crustaceans and snails. A female mouthbrooder; males construct a nest where the eggs are initially laid. Mature at 10-12 cm length. Useful snail control agent (Ref. 7248).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
A mouth brooder, excavating a small sandscrape nest.
Skelton, P.H. and G.G. Teugels, 1991. Serranochromis. p. 442-453. 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. 5693)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
Threat to humans
Fisheries: commercial; gamefish: yes
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01622 (0.00770 - 0.03415), b=3.02 (2.84 - 3.20), based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic Level (Ref. 69278
): 3.6 ±0.54 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (tm=2; tmax=5.5).
Prior r = 0.7, 2 SD range = 0.33 - 1.50, log(r) = -0.36, SD log(r) = 0.38, Based on: 1 K, 2 tgen, 1 tmax, 1 Fec records
Vulnerability (Ref. 59153
): Low vulnerability (21 of 100) .