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: Orthochromis: Greek, ortho = straight + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
Africa: upper Ruchugu drainage near Kasulu in the Malagarasi basin, western Tanzania (Ref. 28906).
非洲: 在 Kasulu 附近的 Ruchugi 流域上游, 在西方的坦尚尼亞中的 Malagarasi 流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 7.9 cm SL 雄魚/尚未辨別雌雄; (Ref. 28906)
背棘 (總數) : 17 - 19; 背的軟條 (總數) : 8 - 10; 臀棘: 3; 臀鰭軟條: 9 - 10; 脊椎骨: 31 - 32.
Found in rather slow running water, in a section bordered with dense vegetation and in a small shallow stony brook with rather swift water; seems to be more common in fast flowing water between the stones; detritus eater; female mouthbrooder (Ref. 28906).
發現於慢的流動水了, 在有茂密的植物邊緣的一個部分與一條小的水淺多石小溪中以相當迅急的水。 似乎是較常見於快速地流動在石頭之間的水。 吃植物。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Probably a female mouthbrooder as several preserved specimens with eggs or fry in the mouth appeared to be females.非洲: 在 Kasulu 附近的 Ruchugi 流域上游, 在西方的坦尚尼亞中的 Malagarasi 流域。
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)
IUCN 瀕危狀態 (Ref. 130435)
瀕危 (EN) (B1ab(iii)+2ab(iii)); Date assessed: 31 January 2006
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [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).
營養階層 (Ref.
69278): 2.0 ±0.00 se; based on food items.
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).
