Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Siluriformes (Catfishes) >
Bagridae (Bagrid catfishes)
Etymology: Tachysurus: Greek, tachys, -eia, y = quick + Greek, oura = tail (Ref. 45335).
More on author: Lacepède.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; brackish; demersal. Temperate
Europe and Asia: Amur, rivers of western Korean Peninsula and China southward to at least Huang He.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 36.1 cm SL male/unsexed; (Ref. 45662)
Dorsal spines (total): 7; Anal soft rays: 17 - 18. Nude without scale, smooth skin. Small eyes, ellipse shaped. Evident lateral line; high dorsal fin. Black brown in the dorsal, light grey in the body side, white in the stomach, yellowish brown in dorsal, caudal, and pectoral fins, adipose fin colored grey brown(Ref.41215).
Stay at the bottom of warm waters. Often enters port and river mouth. Feeds on small shrimps and fishes (Ref. 41215).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Bogutskaya, N.G., A.M. Naseka, S.V. Shedko, E.D. Vasil'eva and I.A. Chereshnev, 2008. The fishes of the Amur River: updated check-list and zoogeography. Ichthyol. Explor. Freshwat. 19(4):301-366. (Ref. 82587)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00618 - 0.01945), b=3.01 (2.86 - 3.16), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.9 ±0.66 se; based on food items.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (34 of 100).