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Gastromyzon praestans Tan, 2006 |
| Family: | Gastromyzontidae (Hillstream loaches) | |||
| Max. size: | 5.47 cm SL (male/unsexed) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | Asia: Kapuas River basin, Kalimantan Barat; Kotawaringin, Katingan and possibly the Barito River basin, Kalimantan Tengah in Indonesia. | |||
| Diagnosis: | Dorsal soft rays (total): 8-9; Anal soft rays: 5-6; Vertebrae: 28-28. Can be distinguished from other species of the genus by possessing the following unique combination of characters: gill slit angular; subopercular groove present and not continuous to pectoral fin origin; body dark brown or bluish dark, dorsum with 6 thin cream bars, dorsal fin base always with 1 bar, side with complete or interrupted bars; head dorsum dark brown or bluish black with cream spots; sublacrymal groove present; a rounded snout when viewed dorsally; secondary rostrum absent; post-oral pouch absent; abdomen without scales; lateral line scales 56-70; pelvic fin not overlapping anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin (Ref. 57871). | |||
| Biology: | ||||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 10 January 2019 Ref. (130435) | |||
| Threat to humans: | harmless | |||