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: Placidochromis: Latin, placidus = of peaceful or tranquile appearance + Greek, chromis = a fish, perhaps a perch (Ref. 45335); vulgaris: From the Latin "vulgaris" = common, referring to its typical, ordinary Placidochromis appearance (Ref. 55898).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 热带
Africa: endemic to Lake Malawi, present in Malawi (Ref. 55898).
非洲: 马拉威湖，马拉威。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 9.6 cm SL 雄鱼/尚未辨别雌雄; (Ref. 55898)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 16; 背的软条 (总数) : 10; 臀棘: 3; 臀鳍软条: 9. Diagnosis: snout length 35.4 % head length; lower jaw length 34.5 % head length; outer oral dentition unicuspid; lachrymal depth 20.3 % head length; cheek depth 25.2 % head length; predorsal distance 36.1 %SL; body depth 34.6 %SL; caudal peduncle length 17.8 %SL (Ref. 55898).
鉴别: 吻的长度 35.4% 头长; 下颌长度 34.5% 头长; 外部的口部生齿单犬齿的; 泪骨深度 20.3% 头长; 颊的深度 25.2% 头长; 前背的距离 36.1% SL; 体高 34.6% SL; 尾柄长度 17.8% SL.(参考文献 55898)
描述: 大的与很重地-建造种; 背部与腹的身体轮廓凸状; 头部大的; 头部背面轮廓眼睛上方凸状,在眼之间凹曲; 上颌骨前的茎突出的; 嘴普通大的; 口裂于大约 20个 ° 倾向到水平的; 延伸至的颚骨垂直的在眼的前缘; 外部而内部的口部齿单犬齒的; 在頰上的 3個成列的鱗片; 眼的上緣不碰觸頭部背面輪廓; 低的咽正常, 有小的細長齒。 (參考文獻 55898)
體色 保護: 雌性與不成熟的雄性: 身體銀黃色的; 6-7 縱帶, 只有微弱看得見直接地在背鰭之下; 所有的鰭灰白的; 臀鰭有略灰色的前緣.(參考文獻 55898)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
非洲: 马拉威湖，马拉威。
Hanssens, M., 2004. The deep-water Placidochromis species. p. 104-197. In J. Snoeks (ed.) The cichlid diversity of Lake Malawi/Nyasa/Niassa: identification, distribution and taxonomy. Cichlid Press, El Paso, USA. (Ref. 55898)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
人类利用
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特别资料
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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=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±0.4 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).
