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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.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Tropical
Asia: Korkanhalla stream in Karnataka, India.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 5.2 cm SL ذكر/ مختلط الجنس; (Ref. 78734)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
الأشعة الظهرية الناعمة (المجموع) : 11; أشعه شرجية لينه: 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).
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).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00417 (0.00183 - 0.00952), b=3.16 (2.95 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.0 ±0.2 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
