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Tor douronensis (Valenciennes, 1842)

Semah mahseer
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Image of Tor douronensis (Semah mahseer)
Tor douronensis
Picture by Jean-Francois Helias / Fishing Adventures Thailand


Thailand country information

Common names: Pla wien
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: minor commercial | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Known from Peninsular Thailand, Chao Phraya and Mekong basins. Also recorded from Si Sawat (Kanchanaburi), Pattani river and Mekhan (Chiang Mai) (Ref. 37773). Also Ref. 1632, 7050.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/th.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Vidthayanon, C., J. Karnasuta and J. Nabhitabhata, 1997
National Database:

Common names from other countries

klasifikasi / Names Nama-nama umum | Sinonim (persamaan) | Catalog of Fishes(Marga, Jenis) | ITIS | CoL | WoRMS | Cloffa

> Cypriniformes (Carps) > Cyprinidae (Minnows or carps) > Torinae
Etymology:   More on author: Valenciennes.

Issue
Junior synonym of Tor tambra according to Pinder et al., 2019 (Ref. 123468) and CofF 1 Jan 2021 version..

Environment: milieu / climate zone / depth range / distribution range Ekologi

; air tawar bentopelagis; pH range: 7.7 - 8.7.   Tropical; 18°C - 26°C (Ref. 56147)

Penyebaran Negara-negara | Daerah-daerah FAO | Ecosystems | Kemunculan | Point map | Introduksi | Faunafri

Asia: Thailand east to Viet Nam and south to Indonesia (Ref. 7050). Known from the Chao Phraya (Ref. 26336) and Mekong (Ref. 13848).

Length at first maturity / Size / Weight / umur

Maturity: Lm 51.9, range 44 - 63.5 cm
Max length : 35.0 cm TL jantan/; (Ref. 7050)

deskripsi pendek Morfologi | Morfometrik

Duri punggung (Keseluruhan (total)): 4; duri punggung lunak (Keseluruhan (total)): 7-9; Duri dubur 3; Sirip dubur lunak: 5. Distinguished from other species of the genus in the Lancangjiang River by the following combination of characters: body compressed; median lobe of lower lip short, free margin truncate, not extending to a line connecting inner corners of mouth; eyes visible in ventral view; isthmus with small distinct scales, more than 18 scales between isthmus and origin of pelvic fin; gill rakers 15-20; supero-posterior margin of dorsal fin deeply concave; tip of anal fin pointed; color in life silvery, back dark, fins dark gray (Ref 13848).

Biologi     Daftar kata (contoh epibenthic)

Found in medium to large-sized rivers (Ref. 12975). Kept in ponds or cages in open water. Seldom seen in markets (Ref. 7050). Multiple spawner (Ref. 56317).

Life cycle and mating behavior Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva

rujukan utama Upload your references | Acuan | Koordinator | mitra

Zhou, W. and G.H. Cui, 1996. A review of Tor species from the Lancangjiang River (Upper Mekong River), China (Teleostei: Cyprinidae). Ichthyol. Explor. Freshwat. 7(2):131-142. (Ref. 13848)

Status IUCN Red List (Ref. 130435)


CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

ancaman kepada manusia

  Harmless




penggunaan manusia

Perikanan: nilai komersial kecil; Budidaya air: komersial; Akuarium: Komersial
FAO(Perikanan: production; publication : search) | FishSource |

informasi lanjut

Nama-nama umum
Sinonim (persamaan)
metabolisme
Pemangsa
Ekotoksikologi
Reproduksi, perkembang biakan
Kematangan
Pemijahan
Fecundity
telur-telur
pekembangan telor
Umur / Saiz
Pertumbuhan
panjang-berat
panjang-panjang
ukuran frekuensi
Morfometrik
Morfologi
Larva
Dinamika larva
pemulihan
Kelimpahan
Acuan
Budidaya air
profil budidaya air
Strain
Genetika
Electrophoreses
Diturunkan
Penyakit-penyakit
Pengolahan
Mass conversion
mitra
Gambar
Stamps, Coins Misc.
Suara-suara
Ciguatera
Kecepatan
Tipe renang
Area insang
Otoliths
Otak
Penglihatan / visi

Alat, peralatan

laporan khas

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Sumber internet

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00933 (0.00422 - 0.02065), b=3.01 (2.82 - 3.20), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278):  2.6   ±0.27 se; based on food items.
Daya lenting (Ref. 120179):  sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Fec=2,676).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (25 of 100).
kategori harga (Ref. 80766):   Unknown.