Scientific Name
Hexanematichthys sagor

Common Name
Sagor catfish

Biology
Found along the coastline, mainly around estuaries. Ascends into fresh water of the upper tidal zone. Occurs in the Mekong delta (Ref. 12693). Feeds on invertebrates and small fishes. An important food fish (Ref. 3290). Marketed fresh (Ref. 12693).

Classification

Classified By

Hamilton, 1822

Class

Ray-finned fishes (Actinopterygii)

Order

Catfish (Siluriformes)

Family

Sea catfishes (Ariidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: Pakistan, west and east coast of India, Bangladesh, Myanmar, Thailand, Malaysia, Singapore, Indo-Australian Archipelago (but not occurring in Papua New Guinea or Australia). Also reported from China, and Philippines (Ref. 7050). Reports from eastern Africa and the Red Sea need confirmation.

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

demersal

Environment

Marine; brackish; demersal; amphidromous (Ref. 51243)

Trophic Level

3.11 s.e. 0.37 Based on diet studies.

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

45.0 cm

Common Length

30.0 cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

Moderate vulnerability (40 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Traumatogenic (Ref. 58010)

IUCN Red List Status

Not Evaluated