Scientific Name
Arius subrostratus

Common Name
Shovelnose sea catfish

Biology
Found in marine waters, as well as estuaries and tidal rivers, at times burrowed in the soft mud of the mangroves. Feed mainly on invertebrates. Males incubate the eggs in the buccal cavity (Ref. 43081). The sharp dorsal and pectoral fin spines can inflict painful wounds. Also caught with dipnets and set bagnets. Sold mostly fresh.

Classification

Classified By

Valenciennes, 1840

Class

Ray-finned fishes (Actinopterygii)

Order

Catfish (Siluriformes)

Family

Sea catfishes (Ariidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: Pakistan east to Thailand then south to the Philippines and Indonesia.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

20 m

Zone

demersal

Environment

Marine; brackish; demersal; non-migratory; depth range ? - 20 m (Ref. 43081)

Trophic Level

2.83 s.e. 0.31 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

39.5 cm

Common Length

12.0 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

Vulnerability

Moderate to high vulnerability (52 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Fec=25-35)

Threat To Humans

Traumatogenic (Ref. 3290)

IUCN Red List Status

Not Evaluated