分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cichliformes (Cichlids, convict blennies)
鱸形目 (Cichlids, convict blennies) >
Cichlidae (Cichlids)
慈鯛科魚類 (Cichlids) > Pseudocrenilabrinae
Etymology: Pelvicachromis: Latin, pelvica, -ae = bassin + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
More on author: Boulenger.
Issue
Pelvicachromis sacrimontis Paulo, 1977 is a valid species in Lamboj 2004 (Ref. 52307).
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
; 淡水; 半鹹淡水 居於水底的; pH range: 5.0 - 8.0; dH range: 5 - 19. 熱帶; 24°C - 25°C (Ref. 1672); 10°N - 4°N
Africa: eastern Benin, southern Nigeria and western Cameroon (Ref. 81260).
非洲: 奈及利亞南部。 也已知來自喀麥隆的海岸區域。 (參考文獻 7378)
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 11.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5677)
背棘 (總數) : 14 - 17; 背的軟條 (總數) : 8 - 10; 臀棘: 3; 臀鰭軟條: 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.
Feeds 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).
吃蠕蟲，甲殼動物與昆蟲。 (參考文獻 7020) 水族館保持: 成對; 水族館最小體型 80 公分.(參考文獻 51539)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Spawns in caves.非洲: 奈及利亞南部。 也已知來自喀麥隆的海岸區域。 (參考文獻 7378)
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 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 22 April 2019
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Estimates based on models
Phylogenetic diversity index (參考文獻
82804): PD
50 = 0.5039 [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).
營養階層 (參考文獻
69278): 3.3 ±0.39 se; based on food items.
回復力 (參考文獻
120179): 高度, 族群倍增時間少於 15個月 (tm<1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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