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Micralestes occidentalis (Günther, 1899)

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Micralestes occidentalis
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Nigeria country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Occurs in Lower Niger (Ref. 31256). Also Ref. 2880.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ni.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Paugy, D., 2003
National Database:

Common names from other countries

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

Teleostei > Characiformes (Characins) > Alestidae (African tetras)
Etymology: Micralestes: Greek, mikros = small + Greek,lestes = thief (Ref. 45335).
  More on author: Günther.

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

; 淡水 大洋性; pH range: 5.5 - 7.5; dH range: 1 - 10.   熱帶; 22°C - 26°C (Ref. 12468)

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

Africa: Côte d'Ivoire, Ghana, Liberia, Cameroon and Sierra Leone. Savanna form found in upper reaches of the Niger and the Volta (Ref. 2880, 5331, 81279). Also found in Congo (Ref. 5331).
非洲: 象牙海岸,迦納,賴比瑞亞,喀麥隆與獅子山。 大草原形式發現於尼日的上游與佛塔河了。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 8.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2880)

简单描述 检索表 | 型态特徵 | 形态测量图

背棘 (总数) : 2 - 3; 背的软条 (总数) : 8; 臀棘: 0; 臀鳍软条: 19 - 24. Diagnosis: lateral line complete; 24-30 lateral line scales; 16-21 anal fin branched rays; 6/8 premaxillary teeth; 11-15 gill rakers on lower part of first branchial arch; caudal and adipose fins bright red; rayed dorsal fin colourless (Ref. 2880; 81279). Body height 3.1-3.3 times in standard length; head length 3.9-4.1 times in standard length; cuspid number: on external row of upper jaw 3, on internal row of upper jaw 5-7, on external row of lower jaw 3-6, on internal row of lower jaw 1 (Ref. 42032).
身体高度 3.1-3.3 倍标准的长度.(参考文献 42032) 头长 3.9-4.1 倍标准的长度.(参考文献 42032) 犬齿数字: 在上颌 3 的外部列上, 在上颌 5-7 的内在列上, 在下颌 3-6 的外部列上, 在下颌 1 的内在列上.(参考文献 42032) 侧线总是完成。 (参考文献 2880) 在第一 ceratobranch 上的鳃耙.(参考文献 2880) 在成鱼的臀鳍中的性同种二形.(参考文献 2880) 身体银色又白色的腹面.(参考文献 2880) 平滑的侧面斑纹; 在臀鰭基底鰭的黑色素細胞的細線.(參考文獻 2880) 背部的, 脂鰭與尾鰭鮮紅色, 其他的沒有顏色.(參考文獻 2880) 在森林區域中,背鰭的末端變黑的成魚了。 (參考文獻 2880)

生物学特性     字汇 (例如 epibenthic)

Affinities: M. voltae (with dorsal point black): maybe 2 species M. o. occidentalis (Günther, 1899) forest zone form with dorsal point blackened & M. o. voltae Roman, 1966 savanna form without blackened dorsal point

分类相关: M. voltae:(有背部的点黑色的) 也许 2 种 M. o。 occidentalis(Gunther,1899) 森林区域形式有背部的变黑的点 & M. o。 voltae 罗马人 , 1966个大草原形式没有变黑的背部点

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼

非洲: 象牙海岸,迦納,賴比瑞亞,喀麥隆與獅子山。 大草原形式發現於尼日的上游與佛塔河了。

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

Teugels, G.G., C. Lévêque, D. Paugy and K. Traoré, 1988. État des connaissances sur la faune ichtyologique des bassins côtiers de Côte d'Ivoire et de l'ouest du Ghana. Rev. Hydrobiol. Trop. 21(3):221-237. (Ref. 272)

世界自然保护联盟红皮书 (Ref. 130435)

  最不相关 (LC) ; Date assessed: 22 March 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的




人类利用

FAO(Publication : search) | FishSource |

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网络资源

Aquatic Commons | BHL | Cloffa | Websites from users | 核实 FishWatcher | CISTI | Catalog of Fishes(, ) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(基因组, 核苷酸) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | 树状分类阶层 | Wikipedia(转至, 搜寻) | World Records Freshwater Fishing | 动物学的记录

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00546 - 0.01916), b=2.85 (2.69 - 3.01), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
营养阶层 (Ref. 69278):  3.1   ±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).