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Tor douronensis (Valenciennes, 1842)

Semah mahseer
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Tor douronensis
Picture by Jean-Francois Helias / Fishing Adventures Thailand


Indonesia country information

Common names: Kancera
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: minor commercial | Ref: Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo, 1993
Aquaculture: commercial | Ref: Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo, 1993
Regulations: | Ref:
Uses: no uses
Comments: Known from Sumatra, Kalimantan, and Java.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/id.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo, 1993
National Database:

Common names from other countries

Classification / Names Κοινά ονόματα | Συνώνυμα | Catalog of Fishes(Γένος, Είδη) | 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 Οικολογία

; Γλυκού νερού βενθοπελαγικό; pH range: 7.7 - 8.7.   Tropical; 18°C - 26°C (Ref. 56147)

Κατανομή Χώρες | Περιοχές FAO | Οικοσυστήματα | Παρουσίες | Point map | Εισαγωγές | 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 / Μέγεθος / Βάρος / Age

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

Short description Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία

Ραχιαίες άκανθες (συνολικά) : 4; Μαλακές ραχιαίες ακτίνες (συνολικά) : 7 - 9; Εδρικές άκανθες: 3; Μαλακές εδρικές ακτίνες: 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).

Βιολογία     Γλωσσάρι (π.χ. 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 Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες

Main reference Upload your references | Αναφορές | Συντονιστής | Συνεργάτες

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)

IUCN Red List Status (Ref. 130435)


CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

αλιεία: περιορισμένης εμπορικότητας; Υδατοκαλλιέργειες: Εμπορικό(ά); Ενυδρείο: Εμπορικό(ά)
FAO(αλιεία: Παραγωγή; publication : search) | FishSource |

Περισσότερες πληροφορίες

Trophic ecology
Τροφικά αντικείμενα
Diet compositions
Food consumptions
Food rations
Θηρευτές
Ecology
Οικολογία
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Αναπαραγωγή
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Προνύμφες
Δυναμική προνυμφών
Distribution
Χώρες
Περιοχές FAO
Οικοσυστήματα
Παρουσίες
Εισαγωγές
BRUVS - Videos
Anatomy
Gill areas
Εγκέφαλοι
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Κολυμβητικός τύπος
Swimming speeds
Visual pigment(s)
Ήχοι ψαριών
Diseases / Parasites
Toxicities (LC50s)
Genetics
Γενετική
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Προφίλ υδατοκαλλιεργειών
Στελέχοι
Ciguatera cases
Stamps, coins, misc.
References
Αναφορές

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Διαδικτυακές πηγές

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).
Τροφικό Επίπεδο (Ref. 69278):  2.6   ±0.27 se; based on food items.
Ελαστικότητα (Ref. 120179):  Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (Fec=2,676).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (25 of 100).
Price category (Ref. 80766):   Unknown.