分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cichliformes (Cichlids, convict blennies)
鱸形目 (Cichlids, convict blennies) >
Cichlidae (Cichlids)
麗魚科 (Cichlids) > Pseudocrenilabrinae
Etymology: Orthochromis: Greek, ortho = straight + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
Environment: milieu / climate zone / 深度上下限 / distribution range
生态学
; 淡水 底中水层性. 熱帶
Africa: endemic to the Upper Malagarasi drainage in Burundi (Ref. 28906).
非洲: 在蒲隆地已知只來自 Malagarasi 流域上游了。
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 7.8 cm SL 雄鱼/尚未辨别雌雄; (Ref. 28906)
背棘 (总数) : 16 - 18; 背的软条 (总数) : 9 - 10; 臀棘: 3; 臀鳍软条: 9 - 10; 脊椎骨: 29 - 32.
Body shape (shape guide): elongated.
Often encountered in swift running waters, but occasionally in more quiet rivulets; numerous algae belonging to Bacillariophyceae, Chlorophyceae and Cyanophyceae found in gut; mouthbrooder (Ref. 28906).
时常在迅急的流动水域中见到了, 但是偶见于更多的安静小河。 在 Malagarasi 流域的一些局部地区，这出现与 O. malagaraziensis 有邻接关系. 在较小的支流中，这被发现伴随着 Barbus ， Amphilius ， Chiloglanis 与 mastacembelids 的一些小种。 吃属于 Bacillariophyceae ， Chlorophyceae 与 Cyanophyceae 的藻类。 (参考文献 28906)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
A mouthbrooding species. The ovaries of a ripening female of 5.36 cm SL contained only 15 eggs.非洲: 在蒲隆地已知只來自 Malagarasi 流域上游了。
De Vos, L. and L. Seegers, 1998. Seven new Orthochromis species (Teleostei: Cichlidae) from the Malagarasi, Luiche and Rugufu basins (Lake Tanganyika drainage), with notes on their reproductive biology. Ichthyol. Explor. Freshwat. 9(4):371-420. (Ref. 28906)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-1)
濒危 (EN) (B1ab(iii)+2ab(iii)); Date assessed: 31 January 2006
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Estimates based on models
Phylogenetic diversity index (参考文献
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (参考文献
69278): 2.0 ±0.00 se; based on food items.
回复力 (参考文献
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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