Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce démersal. Tropical
Asia: China, Hong Kong and Vietnam.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 10.0 cm TL mâle / non sexé; (Ref. 26563)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 10; Rayons mous anaux: 8; Vertèbres: 35 - 36. Distinguished from other species by having the following characters: head flat at dorsum; eyes present; dorsal fin origin behind the pelvic-fin origin; dorsal-fin base and caudal-fin base with black pigment; caudal fin rounded; body with minute scales except for head; incomplete lateral line with 16-18 pores; cephalic lateral-line system with 8 supraorbital, 3+10 infraorbital pores; sexual dimorphic, males with the genital papilla located immediately posterior to anus, gonad opens at end of fleshy prominence; 4+31~32 vertebrae (Ref. 75196).
Inhabits near the bottom of clear, fast-flowing streams. Feeds on benthic organisms and detritus (Ref. 5258).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Du, L.-N., X.-Y. Chen and J.-X. Yang, 2008. A review of the nemacheilinae genus Oreonectes Günther with descriptions of two new species (Teleostei: Balitoridae). Zootaxa 1729:23-36. (Ref. 75196)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
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=0.00724 (0.00347 - 0.01512), b=3.01 (2.83 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 2.7 ±0.24 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).