>
Cypriniformes (Carps) >
Gobionidae (Gudgeons)
Etymology: Squalidus: Latin, squalidus = pale, weak + Latin, barbus = barbel (Ref. 45335).
Eponymy: Professor Dr Isao Ijima (1861–1921) was Professor of Zoology at Science College, Imperial University of Tokyo (1885–1921) from where he had graduated (1881). [...] (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique; profondeur 0 - 5 m (Ref. 6898). Subtropical
Asia: endemic to Taiwan.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 10.0 cm TL mâle / non sexé; (Ref. 6898)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
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+13-14; lateral-line scales 34-35, predorsal scale rows 10-11; body robust, the transverse rows of papillae on snout loosely arranged and maxillary barbels short and about equal to 1/2 of eye diameter and body greenish-silver on dorsal and silver-white on ventral side; body scale pocket, with grayish posterior margin, has net-like patterns; body with a longitudinal grayish stripes; all fins translucent; dorsal and caudal in with minute black spots; other odd fins unmarked (Ref. 57944).
Cycle de vie et comportement reproducteur
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: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00575 (0.00268 - 0.01234), b=3.12 (2.95 - 3.29), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
🛈
