Scientific Name
Bagrichthys macracanthus

Common Name
Black lancer catfish

Biology
Dorsal spines (total): 1; Dorsal soft rays (total): 7; Anal soft rays: 13 - 14. Body depth 3.7-3.9, head length 4.9-5.0 both in SL. Nasal barbels extending to or beyond eyes when laid back, maxillary barbels to operculum or pectoral fins, mandibulary and mental barbels shorter. Dorsal fin very high, with a serrated spine longer than body depth; adipose fin very large, long, originated immediately behind dorsal fin (Ref. 4792). Large broad mouth (Ref. 12693). Inner and outer mandibular barbels with straight (non-convoluted) margins; 18-29 serrae on long dorsal fin spine in adults; body dark brown to black with pale stripe along lateral line, sometimes, with 2-3 irregular yellowish brown vertical bands (Ref. 43281).

Classification

Classified By

Bleeker, 1854

Class

Ray-finned fishes (Actinopterygii)

Order

Catfish (Siluriformes)

Family

Bagrid catfishes (Bagridae)

Distribution

Region

Asia

Distribution

Asia: Thailand to Indonesia.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

20 °C

Water Temperature To

25 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; ; pH range: 6.5 - 8.0; dH range: ? - 24 demersal

Trophic Level

2.95000004768372 s.e. 0.34 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

25.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5078 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate vulnerability (39 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated