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) > Ptychochrominae
Etymology: Ptychochromoides: Greek, ptyx, ptychos = fold + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 热带
Africa: central Madagascar.
非洲: 中央的马达加斯加。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 12.3 cm SL 雄鱼/尚未辨别雌雄; (Ref. 53256)
简单描述
检索表 | 型态特徵 | 形态测量图
Differs from congeners by the presence of a pronounced occipital hump, regardless of size, sexual maturity or sex; shorter predorsal length; more elongate terminal dorsal-fin spine; and shorter snout (Ref. 53256).
有别于同类藉由有一个明显的后头骨隆起, 不管大小, 性成熟或性别; 比较短的前背长度; 更细长的末端背鳍棘; 而且较短的吻.(参考文献 53256)
The largest specimen caught was in the immature stage (Ref. 53256).
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
非洲: 中央的马达加斯加。
Sparks, J.S., 2004. A new and presumably extinct species of Ptychochromoides (Teleostei: Perciformes: Cichlidae) from central Madagascar. Zootaxa 524:1-15. (Ref. 53256)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)
极度濒危 (CR) (B1ab(iii)); Date assessed: 29 June 2016
人类利用
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
回复力 (Ref.
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).
