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Eleotris daganensis Steindachner, 1870

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drawing shows typical species in Eleotridae.


Namibia country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Northern Namibia (Ref. 92840) up to the Kunene River (Ref. 81660).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/wa.html
National Fisheries Authority: http://www.benefit.org.na/
Occurrences: Occurrences Point map
Main Ref: Patzner, R.A., J.L. Van Tassell, M. Kovačić and B.G. Kapoor, 2011
National Database:

Common names from other countries

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Gobiiformes (Gobies) > Eleotridae (Bully sleepers)
Etymology: Eleotris: The name of a Nile fish, eleotris (Ref. 45335).
  More on author: Steindachner.

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

; eau douce; saumâtre démersal.   Tropical; 20°C - 27°C (Ref. 12468)

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Africa: Senegal (Ref. 57413, 81660) to the Kunene River in Namibia (Ref. 81660). In Lower Guinea found in lower courses of most rivers, though not apparently collected from southern Gabon (Ref. 81660).

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 12.3 cm TL mâle / non sexé; (Ref. 57413)

Description synthétique Morphologie | Morphométrie

Épines dorsales (Total): 6 - 7; Rayons mous dorsaux (Total): 7-8; Épines anales 1; Rayons mous anaux: 7 - 8. Diagnosis: 40-54 (usually 45-49) scales in longitudinal series on flanks (Ref. 57413, 81660), and 2-4 scales on caudal fin base (Ref. 57413). 11-18 (usually 13-514) scales in rearward transverse series (Ref. 57413, 81660). Body pigmentation usually pale/rusty brown, with rows of dark spots in longitudinal series dorsal to lateral midline (Ref. 57413). Prominent dark spot on dorsal part of pectoral fin base (Ref. 57413, 81660), if specimen is very dark spot may not be highly contrasted but is still distinct (Ref. 81660). Sensory papillae on upper rear field of opercle form a single arching row (Ref. 81660).

Biologie     Glossaire (ex. epibenthic)

Occurs in brackish environments and freshwaters of coastal rivers (Ref. 57413). Maximum reported standard length 97 mm (Ref. 81660).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Harrison, I.J., P.J. Miller and F. Pezold, 2003. Eleotridae. p. 670-690 In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douce et saumâtres de l'Afrique de l'Ouest, Tome 2. Coll. Faune et Flore tropicales 40. Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Museum National d'Histoire Naturalle, Paris, France and Institut de Recherche pour le Développement, Paris, France. 815 p. (Ref. 57413)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Préoccupation mineure (LC) ; Date assessed: 07 April 2020

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless




Utilisations par l'homme

Pêcheries: sans intérêt
FAO(Publication : search) | FishSource |

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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=0.01862 (0.00592 - 0.05859), b=3.06 (2.80 - 3.32), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  3.6   ±0.3 se; based on size and trophs of closest relatives
Résilience (Ref. 120179):  Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).