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Cypriniformes (Carps) >
Gobionidae (Gudgeons)
Etymology: Squalidus: Latin, squalidus = pale, weak + Latin, barbus = barbel (Ref. 45335).
More on authors: Sauvage & DabrydeThiersant.
Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce; saumâtre benthopélagique. Subtropical
Asia: China and Viet Nam.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 18.8 cm SL mâle / non sexé; (Ref. 96543); common length : 6.9 cm SL mâle / non sexé; (Ref. 35840); poids max. publié: 119.00 g (Ref. 96543)
Rayons mous dorsaux (Total): 10; Rayons mous anaux: 9. Distinguished from its congeners by the unique combination of the following characters: dorsal fin rays 3+7, anal fin rays 3+6, pectoral fin rays 1+14; lateral-line scales 39-41, predorsal scales 12-13; body rather slender, the transverse rows of papillae on snout loosely arranged and very long barbels over 2/3 of eye diameter and body with longitudinal grayish and golden stripes; dorsal side scattered with few irregular black spots; a longitudinal row of grayish black blotches along lateral body; all fins unmarked (Ref. 57944).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Chen, I.-S. and Y.-C. Chang, 2007. Taxonomic revision and mitochondrial sequence evolution of the cyprinid genus Squalidus (Teleostei: Cyprinidae) in Taiwan with description of a new species. Raffles Bull. Zool. Supplement 14:69-76. (Ref. 57944)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Plus d'informations
Noms communsSynonymesMétabolismePrédateursÉcotoxicologieReproductionMaturitéFraiRassemblement de ponteFéconditéŒufsDéveloppement de l'œuf
RéférencesAquacultureProfil d'aquacultureSouchesGénétiqueElectrophoresesHéritabilitéPathologiesTraitementNutrientsMass conversion
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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=0.00661 (0.00496 - 0.00880), b=3.14 (3.10 - 3.18), in cm total length, based on LWR estimates for this species (Ref.
93245).
Niveau trophique (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
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 (13 of 100).