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Petrochromis polyodon Boulenger, 1898

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Petrochromis polyodon
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Congo (Kinshasa) country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Occurs in Luhanga on the northwestern shore of Lake Tanganyika (Ref. 28666). Also Ref. 27631.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/cg.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Maréchal, C. and M. Poll, 1991
National Database:

Common names from other countries

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Cichliformes (Cichlids, convict blennies) 鱸形目 (Cichlids, convict blennies) > Cichlidae (Cichlids) 麗魚科 (Cichlids) > Pseudocrenilabrinae
Etymology: Petrochromis: Latin, petra = stone + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
  More on author: Boulenger.

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

; 淡水 底中水层性; pH range: 7.2 - 8.5; dH range: 10 - 20.   熱帶; 23°C - 26°C (Ref. 2060); 3°S - 9°S

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

Africa: Endemic to Lake Tanganyika.
非洲: 坦噶尼喀湖的特有種。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 21.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 5679)

生物学特性     字汇 (例如 epibenthic)

Adults occur in small communities. Usually found over rocks either solitary or in aggregation (Ref. 86760). Feed by scraping rock biocover (Ref. 6770). Females brood their young in the mouth (Ref. 7248, 86760).

出现于小的群落。 通常发现于岩石之上。 刮食岩石附着生物。 (参考文献 6770) 是一个母亲的口孵者.(参考文献 7248)

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

Eggs from the cleavage phase and larvae of up to 2.83 cm TL are mouthbrooded by female parents 12.6 to 14.1 cm SL in size (Ref. 86760).非洲: 坦噶尼喀湖的特有種。

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

Maréchal, C. and M. Poll, 1991. Petrochromis. p. 369-373. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5679)

世界自然保护联盟红皮书 (Ref. 130435)

  最不相关 (LC) ; Date assessed: 31 January 2006

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的




人类利用

水族馆: 商业性
FAO(Publication : search) | FishSource |

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俗名
同种异名
新陈代谢
捕食者
生态毒物学
繁殖
成熟度
产卵场
孕卵数

卵的发育
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成长
体长-体重
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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5039   [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):  2.0   ±0.0 se; based on diet studies.
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 (11 of 100).