Semah mahseer (Tor douronensis) fish species and information / pictures of Semah mahseer - Tor douronensis

Semah mahseer (Tor douronensis) fish species information

Scientific Name
Tor douronensis

Common Name
Semah mahseer

Biology
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).

Classification

Classified By
Valenciennes, 1842
Class
Ray-finned fishes (Actinopterygii)
Order
Carps (Cypriniformes)
Family
Minnows or carps (Cyprinidae)

Distribution

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

Environment

Climate
Tropical
Water Temperature From
18 °C
Water Temperature To
26 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; ; pH range: 7.7 - 8.7 benthopelagic
Trophic Level
3.02 s.e. 0.36 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
True

Physical Size and Genetics

Maximum Length
35.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: minor commercial; aquaculture: commercial; aquarium: commercial
Vulnerability
Moderate vulnerability (38 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Fec=2,676)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated