Scientific Name
Arius arenarius

Common Name
Sand catfish

Biology
Dorsal spines (total): 1; Vertebrae: 17. Head shield extensive and very granular. Lateral line turns upwards only at the tail base. Gill rakers present on hind aspect of all gill arches. Maxillary barbel short, 20 - 24% of SL. Caudal peduncle depth 1.9 - 2.4 in its length (Ref. 38478).

Classification

Classified By

M?ller & Troschel, 1849

Class

Ray-finned fishes (Actinopterygii)

Order

Catfish (Siluriformes)

Family

Sea catfishes (Ariidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: southern China and Taiwan, Possibly extending to the Philippines or further south.

Range

Unknown

Environment

Climate

Subtropical

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

Trophic Level

3.56 s.e. 0.48 Based on size and trophs of closest relatives

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

29.0 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

Unknown

Vulnerability

Moderate vulnerability (41 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