
Adult female

Close-up of head
Ventral view
Male showing genital papillae
Juvenile showing blotchy stress colouration
Close-up of caudal area
Overexposed to show near invisible banding pattern
Adult female
Male showing genital papillae (white)
Male showing genital papillae (white)
Close-up of mouth
Male
Dorsal view of adult female
Juvenile showing blotchy stress colouration
Adult female
All Fishes Data Sheet | |
|---|---|
| Scientific Name | Bagrichthys macracanthus (Bleeker, 1854) |
| Common Names | Black Lancer Humped Stinging Catfish |
| Type Locality | East Sumatra, at the confluence of Lamatang and Enim rivers, Indonesia. |
| Synonym(s) | Bagroides macracanthus, Leiocassis macracanthus |
| Pronunciation | bag RICK thiss |
| Etymology | Bagrichthys: From bagrus, the name of a catfish genus frequently used to form generic names, and the Greek ichthys, meaning fish. Named after the genus, Bagrus, which refers to the Arabic name of a fish. |
Species Information | |
| Size | 250mm or 9.8" SL. Find near, nearer or same sized spp. |
| Identification | Members of the highly specialized and unusually-shaped bagrid catfish genus Bagrichthys Bleeker, 1858, live in large muddy rivers throughout Southeast Asia and are characterised by their elongate and laterally compressed caudal peduncle, the dorsally-directed serrations on the posterior edge of the dorsal-fin spine, gill membranes united but free from the isthmus, and a long adipose fin without a free posterior margin (Roberts, 1989). Members of the highly specialized and unusually-shaped bagrid catfish genus Bagrichthys Bleeker, 1858, live in large muddy rivers throughout Southeast Asia and are characterised by their elongate and laterally compressed caudal peduncle, the dorsally-directed serrations on the posterior edge of the dorsal-fin spine, gill membranes united but free from the isthmus, and a long adipose fin without a free posterior margin (Roberts, 1989). |
Habitat Information | |
| Distribution | Primarily Asia but a handful of species in Africa. Pacific, Greater Sunda Island Rivers (click on these areas to find other species found there) Thailand Waters, Peninsular Thailand Waters (click on these areas to find other species found there) Login to view the map. |
| IUCN Red List Category | Least Concern , a distribution map is available on the IUCN species page. Last assessed 2018. |
| pH | 5.5 - 7.0 |
| Temperature | 24.0-28.0°C or 75.2-82.4°F (Show species within this range) |
| Other Parameters | No more than a gentle current. |
Husbandry Information | |
| Breeding Reports | There is no breeding report. |
Further Information | |
| Reference | Natuurkundig Tijdschrift voor Nederlandsch Indië v. 7 (no. 1), pp 88. |
| Wishlists | Love this species? Click the heart to add it to your wish list. There is no wish to keep this species. |
| Spotters | Spotted this species somewhere? Click the binoculars! There are 6 records of this fish being seen, view them all. |
More Resources | |
| Forum BBCode | |
| Look up B. macracanthus on PlanetCatfish.com | |
![]() | Look up B. macracanthus on Fishbase |
![]() | Look up B. macracanthus on Encyclopedia of Life |
| Look up B. macracanthus on Global Biodiversity Information Facility | |
| LFS label creator ARN ref:1.8.23.36 | |
| Last Update | Thu Nov 03, 2022 9:26 pm (Species record created: Thu Jan 01, 1970 1:00 am) |



