Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce pélagique. Tropical
Africa: endemic to Lake Tanganyika, present in Lufuko River at Mpala (Ref. 42032, 94006) and in Lukuga River outflow (Ref. 97302).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 9.0 cm SL mâle / non sexé; (Ref. 4967)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 2; Rayons mous dorsaux (Total) : 8; Épines anales: 3; Rayons mous anaux: 15 - 18. Body height 3.35-3.6 times in standard length (Ref. 42032). Head length 3.95-4.1 times in standard length (Ref. 42032). Cuspid number: on external row of upper jaw 3-5, on internal row of upper jaw 5-8, on external row of lower jaw 5-7, on internal row of lower jaw 1 (Ref. 42032). Black mediolateral band starting behind the operculum and quickly enlarging towards the back, ending at the origin of the caudal fin (Ref. 42032). Mediolateral band silvery in live specimens (Ref. 42032). Fins without black spot (Ref. 42032).
Inhabits rivers and lagoons (Ref. 4967). Water beetles, insect remains, pieces of weed, algae, sand grains and debris found in stomach (Ref. 36899).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Eccles, D.H., 1992. FAO species identification sheets for fishery purposes. Field guide to the freshwater fishes of Tanzania. Prepared and published with the support of the United Nations Development Programme (project URT/87/016). FAO, Rome. 145 p. (Ref. 4967)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00528 - 0.02495), b=3.00 (2.82 - 3.18), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.1 ±0.4 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).