Classification / Names
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Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Salmoninae
Etymology: Oncorhynchus: Greek, onyx, -ychos = nail + Greek, rhyngchos = snout (Ref. 45335).
More on authors: Jordan & Oshima.
Issue
ICZN Opinion 2301, Case 3526 (http://iczn.org/content/opinion-2301-case-3526-salmo-formosanus-jordan-oshima-1919-currently-oncorhynchus-formosanus).
Environment: milieu / climate zone / profondeur / distribution range
Écologie
; eau douce démersal; non migrateur (Ref. 132363). Subtropical
Asia: endemic to Taiwan.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 57.0 cm TL mâle / non sexé; (Ref. 132399); âge max. reporté: 5 années (Ref. 132399)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
This species possess 9 oval cloudily speckles along lateral midline of body and 11-13 small black spots above lateral line (Ref. 45563)..
Body shape (shape guide): fusiform / normal.
Found at temperatures below 15 °C. Adults feed mainly on insects.
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Reproductive strategy: synchronous ovarian organization, determinate fecundity (Ref. 51846). Nests are built by females (Ref. 132399).
Shen, S.C. (ed.), 1993. Fishes of Taiwan. Department of Zoology, National Taiwan University, Taipei. 960 p. (Ref. 5193)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00488 - 0.02245), b=3.04 (2.87 - 3.21), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.2 ±0.40 se; based on food items.
Résilience (Réf.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (tmax=5).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (43 of 100).
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