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: Protomelas: Greek, protos = the first + Greek, melas, melanos = black (Ref. 45335).
More on author: Regan.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶; 24°C - 26°C (Ref. 2060); 9°S - 15°S
Africa: Endemic to Lake Malawi.
非洲: 馬拉威湖的特有種。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 20.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 4996)
背棘 (總數) : 16 - 17; 背的軟條 (總數) : 11 - 12; 臀棘: 3; 臀鰭軟條: 9 - 10; 脊椎骨: 32 - 33.
中等大小的種有一個形狀類似形式的基本黑色素圖案具有一個一般的藍色顏色。 它有別於 Protomelas 的另一個種有單犬齒的口齒與一個高的上枕山脊。
Common at depths of about 10 m. Prefers shallow water and is usually found together with large, sand-dwelling cichlids. Opportunistic feeder that is attracted to any moving object that stirs up some sediment (Ref. 5595).
普遍於深度大約 10 公尺。 偏愛淺水區而且通常是發現伴隨著大的, 棲息於砂中的慈鯛科魚類。 隨機的捕食者,那是被煽起一些沉澱物的任何的移動目標吸引。 (參考文獻 5595)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
非洲: 馬拉威湖的特有種。
Maréchal, C., 1991. Protomelas. p. 387-393. 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. 4996)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 20 June 2018
人類使用
漁業: 商業性; 水族館: 商業性
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [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 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).