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Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Triplophysa: Greek, triplos = thrice + Greek, physa = tube (Ref. 45335); shannanensis: Name shannanensis from the type locality of the species, Shannan Prefecture.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico. High altitude
Asia: China.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 9.6 cm SL (female)
Descripción breve
Claves de identificación | Morfología | Morfometría
Radios blandos dorsales (total) : 8. This species is distinguished by the following set of characters: posterior chamber of swim bladder developed, ovoid, directly connects to the anterior chamber; intestine short, zigzag-shaped with two loops; lower jaw spoon-like, blunt and covered by lips; complete lateral line; snout length shorter than postorbital length, snout length 70.0-93.0% (mean 81.6%) of postorbital length; dorsal fin origin anterior to the ventral fin origin, predorsal length 91.7-98.3% (95.2%) of preventral length; ventral fins at the same vertical with the second branched dorsal fin ray, and tips of ventral fins reaching to anus or close anal fin origin; caudal peduncle depth almost uniform toward to caudal origin, caudal peduncle depth 30.5-49.1% (37.3%) of its length; vertebrae 4 + 36-38 (n = 6); gill rakers 10-11 (n = 4).
Body shape (shape guide): elongated; Cross section: oval.
This species inhabits transparent, cool, and slow-flowing rivers 0.3 to 0.8 meters deep, with a substrate composed of mud, sand and gravel, and riverbed surface of periphytic algae (Ref. 132441).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Wang, M., J. Huang, Y. Chen and D. He, 2024. Trilophysa shannanensis, a new species of Tibetan stone loach (Nemacheilidae) from the Yarlung Tsangpo-Brahmaputra river, Tibet. J. Ichthyol. 64:177-201. (Ref. 132441)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: sin interés
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00708 (0.00332 - 0.01511), b=3.00 (2.83 - 3.17), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Nivel trófico (Referencia 69278) |
3.1 ±0.4 se; based on size and trophs of closest relatives |
Resiliencia (Referencia 120179) |
Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Moderate vulnerability (39 of 100). 🛈 |