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Placidochromis intermedius Hanssens, 2004

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drawing shows typical species in Cichlidae.

Malawi country information

Common names: [No common name]
Occurrence: endemic
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Type locality of the holotype of P. intermedius: 'Transect SW-SE Arm (Malawi)' (Ref. 55898). Known from Nkhotakota and north of the Nankumba Peninsula (Ref. 55898). Also present in Monkey Bay (Ref. 79521).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/mi.html
National Fisheries Authority: http://isp.msu.edu/AfricanStudies/Plea/mfri.htm
Occurrences: Occurrences Point map
Main Ref: Hanssens, M., 2004
National Database:

Common names from other countries

... more

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);  intermedius: From the Latin "intermedius" = intermediate, middle, referring to its typical, average Placidochromis shape (Ref. 55898).

Environment: milieu / climate zone / depth range / distribution range 生态学

; 淡水 底中水层性; 深度上下限 98 - 123 m (Ref. 55898).   热带

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Africa: endemic to Lake Malawi, present in the southern part of the lake (Ref. 55898).
非洲: 在马拉威的马拉威湖。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 6.9 cm SL 雄鱼/尚未辨别雌雄; (Ref. 55898)

简单描述 型态特徵 | 形态测量图

背棘 (总数): 14 - 15; 背的软条 (总数): 10; 臀棘 3; 臀鳍软条: 8 - 9. Diagnosis: head length 35.5-35.8 %SL; snout length 29.0-29.8 % head length; snout pointed; lower jaw length 37.1-38.4 % head length; premaxillary pedicel length 24.5-24.9 % head length; lachrymal 18.4-19.2 % head length; 19-22 gill-rakers on lower limb of first arch; predorsal distance 37.2-37.7 %SL; body depth 38.0-40.6 %SL (Ref. 55898).
鉴别: 头长 35.5-35.8% SL; 吻的长度 29.0-29.8% 头长; 吻尖的; 下颌长度 37.1-38.4% 头长; 上颌骨前的茎长度 24.5-24.9% 头长; 泪骨 18.4-19.2% 头长; 在第一鳃弓的下肢上的 19-22个鳃耙; 前背的距离 37.2-37.7% SL; 体高 38.0-40.6% SL.(参考文献 55898) 描述: 背部与腹的身体轮廓凸状, 背部的更强烈地超过腹面; 头部背面轮廓些微中凸; 平均长度的吻与尖的; 延伸至的颚骨垂直的在眼的前缘; 口裂于大約 20-25個 ° 傾向到水平的; 外部的口部齒小的, 主要地肩負單犬齒又一些三尖瓣與單犬齒呈現; 內部的口部齒單犬齒的; 在頰上的 2-3個成列的鱗片; 低的咽頜正常; 所有的咽齒細而細長的, 濃密地包裝; 在下肢上的鰓耙中等大小而細長的; 成熟的雄性有延長的軟的背鰭與臀鰭與絲狀的在後部地.(參考文獻 55898) 體色 保護: 雌性與不成熟的雄性: 身體灰白的淺褐色; 在背鰭之下的 6個非常模糊的縱帶; 背鰭有模糊的灰色基底與深灰色的垂部; 所有的其他鰭灰白的.(參考文獻 55898) 成熟的雄魚: 深色的縱帶呈現; 吻，下巴與腹面深色的; 背鰭有有斑點的灰色基底; 斑點合併成斜紋了軟的之上背部的; 背鰭頂端深色的; 尾鰭深色且有 3個垂直的成列模糊的斑點; 臀鰭深色的; 腹鰭有深色的前緣。 (參考文獻 55898)

生物学特性     字汇 (例如 epibenthic)


Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼

非洲: 在马拉威的马拉威湖。

主要参考文献 Upload your references | 参考文献 | 合作者 : Kullander, Sven O. | 合作者

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)

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