Scientific Name
Mystus nigriceps

Common Name
Twospot catfish

Biology
Fontanel confined to anterior half of head; long adipose fin separated from dorsal-fin base; over 40 gill rakers on lower arm of first arch (Ref. 12693).

Classification

Classified By

Valenciennes, 1840

Class

Ray-finned fishes (Actinopterygii)

Order

Catfish (Siluriformes)

Family

Bagrid catfishes (Bagridae)

Distribution

Region

Asia

Distribution

Asia: Mekong basin, Malaysia and Indonesia.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

20 °C

Water Temperature To

26 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; ; pH range: 6.0 - 7.0; dH range: 5 - 19 demersal; potamodromous (Ref. 51243)

Trophic Level

3.29999995231628 s.e. 0.43 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

19.8 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

Vulnerability

Low to moderate vulnerability (26 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Assuming Fec

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated