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Nannaethiops unitaeniatus Günther, 1872

Oneline tetra
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Nannaethiops unitaeniatus
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Cameroon country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Found in coastal rivers of the West and of the South (Ref. 51193). Present in Cross River (Ref. 2936, 81638, 86396), Mungo, Wouri, Sanaga, Kienké (Ref. 81638) and Chad basin (Ref. 367). Also reported from the Dja (middle Congo River basin)(Ref. 1878), but species restricted to the extreme lower course of the Congo River according to Ref. 94734. Also Ref. 7094.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/cm.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Vari, R.P., 2007
National Database:

Common names from other countries

Classification / Names आम नाम | उपशब्द | Catalog of Fishes(वर्ग, प्रजाति) | ITIS | CoL | WoRMS | Cloffa

> Characiformes (Characins) > Distichodontidae (Distichodus)
Etymology: Nannaethiops: Latin, nannus = small + Aethiops, with appearance of being from Aethiopia, the nord east African region (Ref. 45335).
  More on author: Günther.

Environment: milieu / climate zone / depth range / distribution range पारिस्थितिकी

; स्वच्छ जल, अलवण जल पिलाजिक; pH range: 6.5 - 7.5; dH range: ? - 12.   Tropical; 23°C - 26°C (Ref. 1672)

वितरण देश | ऐफ ऐ ओ क्षेत्र | Ecosystems | संयोग | Point map | भूमिका | Faunafri

Africa: Niger and Cross River in Nigeria (Ref. 2936, 31256, 86396) and Chad basin (Ref. 367, 86396). Found in Cameroon, Gabon, Equatorial Guinea, DRCongo, Republic of Congo, Cabinda (Ref. 81638). Also reported from Ghana (Ref. 11235) and the lower part of the Congo basin (Ref. 2936, 94734). Reports from other parts of the Congo basin (Ref. 1878, 1879, 41591, 46861) need confirmation.

आकार / वज़न / Age

Maturity: Lm ?  range ? - ? cm
Max length : 6.2 cm TL पुल्लिंग / अलिंग; (Ref. 2936)

Short description आकृति विज्ञान | मौरफोमैटरिक्स

पृष्ठीय रीढ़ (सम्पूर्ण): 0; पृष्ठीय सौफट रेज़ (सम्पूर्ण): 12-14; गुदा कांटा 0; ऐनल सौफट रेज़: 9 - 11. Diagnosis: distinguished from Neolebias by its always complete lateral line; caudal peduncle 1-1.5x longer that high (Ref. 2936, 86396). 32-36 scales in a longitudinal series (Ref. 81638, 86396). Four, rarely 5, scales between dorsal fin origin and lateral line (Ref. 81638). 11-16 (Ref. 86396) or 12-14 (Ref. 81638) total dorsal fin rays. 10 (Ref. 86396) or 9-11 (Ref. 81638) total anal fin rays.

जीवविज्ञान     शब्द संग्रह (उदाहरणार्थ epibenthic)

Distinguished from Neolebias by its always complete lateral line (Ref. 2936). Feeds on worms, crustaceans and insects (Ref. 7020).

Life cycle and mating behavior परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा

Main reference Upload your references | संदर्भ | संयोजक | सहयोगीयो

Gosse, J.-P. and E.J. Coenen, 1990. Distichodontidae. p. 237-260. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douces et saumâtres de l'Afrique de l'Ouest. Tome I. Coll. Faune Tropicale n° XXVIII. Musée Royal de l'Afrique Centrale, Tervuren and O.R.S.T.O.M., Paris, 384 p. (Ref. 2936)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 11 May 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

मात्स्यिकी: ; जलजीवालय: व्यापारिक
FAO(Publication : search) | FishSource |

अधिक जानकारी

आम नाम
उपशब्द
चपायचय
परभक्षी
ईकोटोकसीकोलौजी
पुनरुत्पत्ति
परिपक्व अवधि
मछलीऔ का अंडे देना
Fecundity
अंडे
Egg development
Age/Size
बाढ़
Length-weight
Length-length
Length-frequencies
मौरफोमैटरिक्स
आकृति विज्ञान
लार्वा
लारवल गतिकी
भर्ती
बहुतायत
संदर्भ
जलीयकृषि
जलीयकृषि रूपरेखा
खींच
आनुवंशिकी
Electrophoreses
हैरेटिबिलटी
बीमारी
प्रक्रमण
Mass conversion
सहयोगीयो
तस्वीरे
Stamps, Coins Misc.
ध्वनि
सिगुयटिरा
रफ्तार
तैरने के प्रकार
गिल क्षेत्र
Otoliths
दिमाग
दृष्टि

साधन

Special reports

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इंटरनेट स्रोत

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.7500   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01380 (0.00653 - 0.02920), b=2.84 (2.66 - 3.02), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trophic level (Ref. 69278):  3.0   ±0.37 se; based on food items.
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).
Price category (Ref. 80766):   Unknown.