Copper mahseer (Neolissochilus hexagonolepis) fish species and information / pictures of Copper mahseer - Neolissochilus hexagonolepis

Copper mahseer (Neolissochilus hexagonolepis) fish species information

Scientific Name
Neolissochilus hexagonolepis

Common Name
Copper mahseer

Biology
Occurs in fast flowing streams and rivers with rocky bottom (Ref. 41236). Lives mainly in the middle of streams. Omnivorous. Feeds mainly on filamentous green algae, lesser on chironomid larvae, crustaceans and water beetles (Ref. 40961). Migrate upstream during the breeding season where spawning takes place on stones and gravel (Ref. 41864). Spawns from April to October with a peak in August to September. Male matures at 9 cm. Flesh is considered delicious and market demand is great.

Classification

Classified By

McClelland, 1839

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

Asia

Distribution

Asia: India, Bangladesh, Nepal, Myanmar, Thailand, Malaysia, Indonesia and China.

Range

Unknown

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

Freshwater; benthopelagic; potamodromous (Ref. 51243)

Trophic Level

3 s.e. 0.37 Based on food items.

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

120 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: commercial; aquaculture: commercial; gamefish: yes

Vulnerability

Moderate to high vulnerability (53 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=3)

Threat To Humans

Harmless

IUCN Red List Status

Near Threatened (NT)