Ganges hairtail (Trichiurus gangeticus) fish species and information / pictures of Ganges hairtail - Trichiurus gangeticus

Ganges hairtail (Trichiurus gangeticus) fish species information

Scientific Name
Trichiurus gangeticus

Common Name
Ganges hairtail

Biology
Dorsal spines (total): 4; Dorsal soft rays (total): 116-129; Anal soft rays: 85. Body extremely elongate, compressed and tapering to a point. Pelvic and caudal fins absent; anal fin reduced to minute spinules. Anterior margin of the pectoral-fin spine serrated. Fresh specimens bright silvery white with semi-transparent dorsal- and anal-fin membranes; body becomes darker in formalin.

Classification

Classified By
Gupta, 1966
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Cutlassfishes (Trichiuridae)

Distribution

Region
Indian Ocean
Distribution
Indian Ocean: east coast of India from Hooghly estuaries to Gulf of Mannar.
Range
21°N - 6°N, 76°E - 87°E

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Marine; brackish; benthopelagic
Trophic Level
3.99 s.e. 0.66 Based on food items.
Occurs in Marine / Salt water
True
Occurs in Brackish water
True
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
50.0 cm
Common Length
30.0 cm
Phylogenetic Diversity Index
PD50 = 0.5020 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: commercial
Vulnerability
Low vulnerability (23 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated