Actinopteri (ray-finned fishes) >
Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Oreonectes: Greek, oreos = mountain + Greek, nekton = swimmer (Ref. 45335).
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Tropical
Asia: China, Hong Kong and Vietnam.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.0 cm TL male/unsexed; (Ref. 26563)
Dorsal
soft rays
(total): 10;
Anal
soft rays: 8;
Vertebrae: 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
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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)
IUCN Red List Status (Ref. 125652)
Threat to humans
Harmless
Human uses
More information
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
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Estimates based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00332 - 0.01444), b=3.00 (2.82 - 3.18), in cm total length, based on LWR estimates for this Subfamily-BS (Ref.
93245).
Trophic level (Ref.
69278): 2.7 ±0.24 se; based on food items.
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100) .
Climate Vulnerability (Ref.
125649): (0 of 100) .