Blackhand paradise fish (Polynemus melanochir melanochir) fish species and information / pictures of Blackhand paradise fish - Polynemus melanochir melanochir

Blackhand paradise fish (Polynemus melanochir melanochir) fish species information

Scientific Name
Polynemus melanochir melanochir

Common Name
Blackhand paradise fish

Biology
Inhabit lower sections of rivers. Can probably be found in estuaries (Ref. 9685). Important food fish in along the Mekong River and its related rivers (Ref. 57343).

Classification

Classified By

Valenciennes, 1831

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Threadfins (Polynemidae)

Distribution

Region

Asia

Distribution

Asia: Mekong River system at least as far as Can Tho, Viet Nam and from the Bassac River at least as far as My Tho, Viet Nam. Also from Indonesia (Ref. 5978).

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

24 °C

Water Temperature To

28 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; brackish; demersal

Trophic Level

3.5 s.e. 0.50 Based on food items.

Occurs in Marine / Salt water

False

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

25.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5039 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (21 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