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Silurichthys phaiosoma (Bleeker, 1851) |
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photo by
Roberts, T.R. |
| Family: | Siluridae (Sheatfishes) | |||
| Max. size: | 15 cm SL (male/unsexed) | |||
| Environment: | demersal; freshwater; pH range: 4 - 5 | |||
| Distribution: | Asia: known only from northwestern Borneo (Ref. 32835). Reported from the Mekong basin (Ref. 12693). | |||
| Diagnosis: | Dorsal soft rays (total): 4-4; Anal soft rays: 49-56; Vertebrae: 49-52. A relatively long forked caudal fin with upper lobe 1.4-1.6 times longer than lower lobe and a more convex snout when viewed laterally (Ref. 32835). | |||
| Biology: | Found in very acidic (pH 4-5), tannin-stained blackwater habitats associated with peat swamps (Ref. 32835). Occurs in lowland stream and peat. Nocturnal; feeding on aquatic insect and smaller fishes (Ref. 57235). Feeds mainly on insect larvae. Probably non-migratory. Not seen in markets (Ref. 12693). | |||
| IUCN Red List Status: | Near Threatened (NT); Date assessed: 01 September 2018 (A3c) Ref. (130435) | |||
| Threat to humans: | harmless | |||