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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Pelvicachromis: Latin, pelvica, -ae = bassin + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
More on author: Boulenger.
Taxonomic Remarks
Pelvicachromis sacrimontis Paulo, 1977 is a valid species in Lamboj 2004 (Ref. 52307).
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
; süßwasser; brackwasser demersal; pH range: 5.0 - 8.0; dH range: 5 - 19; standorttreu (Ref. 126106). Tropical; 24°C - 25°C (Ref. 1672); 10°N - 4°N
Africa: eastern Benin, southern Nigeria and western Cameroon (Ref. 81260).
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 11.0 cm TL Männchen/unbestimmt; (Ref. 5677)
Rückenflossenstacheln (insgesamt) : 14 - 17; Rückenflossenweichstrahlen (insgesamt) : 8 - 10; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 6 - 8. Diagnosis: body elongate, moderately compressed, its depth 28.4-36.8% of standard length; head length 27.8-34.5% of standard length; 4-5 rows of monocuspid teeth in jaws; dorsal fin usually with spots or bands, dark posteriorly; lower part of body often reddish in life (Ref. 53405). Black mid-lateral band extends over caudal fin; base of dorsal fin heavily pigmented dark grey or black (Ref. 81260).
Body shape (shape guide): fusiform / normal.
Adults feed on worms, crustaceans and insects (Ref. 7020). In the river Sombreiro (Nigeria) observed to mainly feed on diatoms, algae, higher plants and detritus (Ref. 52307). Pair bonding (Ref. 52307), cave-spawning (Ref. 52307, 81260), substrate brooder (Ref. 81260). Aquarium keeping: in pairs; minimum aquarium size 80 cm (Ref. 51539).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Spawns in caves.
Daget, J., 1991. Pelvicachromis. p. 363-366. 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. 5677)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.5039 [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). |
Trophische Ebene (Ref. 69278) |
3.3 ±0.39 se; based on food items. |
Widerstandsfähigkeit (Ref. 120179) |
hoch, Verdopplung der Population dauert weniger als 15 Monate. (tm<1). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low vulnerability (13 of 100). 🛈 |