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Siluriformes (Catfishes) >
Pangasiidae (Shark catfishes)
Etymology: Pangasius: The Vietnamese name of a fish (Ref. 45335); silasi: Named for Dr. E.G. Silas, who has made important contributions to taxonomy of Indian fish species, their biogeography and evolutionary divergence with the eminent scientist Prof. S. L. Hora.
Eponymy: Dr Eric Godwin Silas (1928–2018) was a Sri Lankan-born Indian ichthyologist and fisheries scientist. [...] (Ref. 128868), visit book page.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
; air tawar dasar (demersal). Tropical
Asia: Krishna River at Nagarjuna Sagar Dam in Telangana, India.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 40.7 cm SL jantan/; (Ref. 117930)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
P. silasi differs from its congener P. pangasius by having vomero-palatal teeth confluent as an uninterrupted curved band (vs. two lunate vomeropalatal teeth patches on each side with a wide gap in the center) and 48 vertebrae (vs. 44). It is also distinguished from P. myanmar, which is reported from Myanmar and has overlapping distribution with P. pangasius. It is also diagnosed from all congeners by its vomero-palatine dentition (Ref. 117930).
Body shape (shape guide): fusiform / normal.
Facultative air-breathing (Ref. 126274)
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Dwivedi, A.K., B.K. Gupta, R.K. Singh, V. Mohindra, S. Chandra, S. Easawarn, J. Jena and K.K. Lal, 2017. Cryptic diversity in the Indian clade of the catfish family Pangasiidae resolved by the description of a new species. Hydrobiologia 797:351-370. (Ref. 117930)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 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=0.01047 (0.00432 - 0.02536), b=3.01 (2.80 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
2.9 ±0.4 se; based on size and trophs of closest relatives |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Moderate vulnerability (40 of 100). 🛈 |