Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Salmoniformes
(Salmons) > Salmonidae
(Salmonids) > Salmoninae
Etymology: Oncorhynchus: Greek, onyx, -ychos = nail + Greek, rhyngchos = snout (Ref. 45335).
Environment / Climate / Range
Freshwater; demersal. Subtropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm NG male/unsexed; (Ref. 45563)
9 oval cloudily speckles along lateral midline of body and 11-13 small black spots above lateral line.
Asia: endemic to Taiwan.
Found at temperatures below 15 °C. Feeds mainly on insects.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Reproductive strategy: synchronous ovarian organization, determinate fecundity (Ref. 51846).
Shen, S.C. (ed.), 1993. Fishes of Taiwan. Department of Zoology, National Taiwan University, Taipei. 960 p. (Ref. 5193)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00480 - 0.02286), b=3.04 (2.87 - 3.21), based on LWR estimates for this Genus-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.40 se; Based on food items.
Resilience (Ref. 69278
): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (52 of 100) .