Classificazione / Nomi
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Cypriniformes (Carps) >
Psilorhynchidae (Mountain carps)
Etymology: Psilorhynchus: Greek, psilos = hairless + Greek, rhyngchos = snout (Ref. 45335); tenura: The specific name is derived from the Latin tenuis (thin, slender) and Greek oura (tail), in reference to the slender peduncle region.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
; acqua dolce benthopelagico. Tropical
Asia: Korkanhalla stream in Karnataka, India.
Dimensione / Peso / Età
Maturità: Lm ? range ? - ? cm
Max length : 5.2 cm SL maschio/sesso non determinato; (Ref. 78734)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Raggi dorsali molli (totale) : 11; Raggi anali molli: 8. Diagnosed by having the following characters: 35-37 lateral line scales (33-35 up to hypural base with 2-3 scales on caudal fin); 5-6 simple and 10-12 branched rays on the pectoral fin; 17 rays on the caudal fin (9+8); 15 body circumferential scales; body depth 16.8-19.8% SL; caudal peduncle slender and short (depth 5.6-7.1% SL and length 13.7-16.2% SL); ventral region free from scales, with 3-4 scale rows between pelvic fin insertion and pectoral fin insertion along the edge of the body; eye situated on the upper part of head, barely visible from ventral aspect; 7 dorsal spots, 3 predorsal and 4 postdorsal; 8 spots on the body placed in the space between the dorsal spots along the lateral line; presence of a spot at the insertion region of paired fins; and the membrane between simple ray and few anterior branched rays black (Ref. 78734).
Body shape (shape guide): elongated.
Occurs in streams, preferring cobbled substrate. Found attached to cobbles with their expanded pectoral fins and free swimming in shallow waters with medium flow (Ref. 78734).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Arunachalam, M. and M. Muralidharam, 2008. Descriptions of a new species of the genus Psilorhynchus (Teleostei: Psilorhynchidae) from a Western Ghat stream in Southern India. Raffles Bull. Of Zool. 53(2):405-414. (Ref. 78734)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Strumenti
Rapporti speciali
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Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00417 (0.00178 - 0.00974), b=3.16 (2.95 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Livello trofico (Fonte Biblio.
69278): 3.0 ±0.2 se; based on size and trophs of closest relatives
Vulnerabilità della pesca (Ref.
59153): Low vulnerability (10 of 100).
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