Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Cypriniformes (Carps) >
Gastromyzontidae (Hillstream loaches)
Etymology: Gastromyzon: Greek, gaster = stomach + Greek, myzo = to suckle (Ref. 45335); stellatus: From the Latin adjective stellatus, meaning starry, in reference to the numerous yellow spots on the black body.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Tropical
Asia: Sarawak, Sadong and Lupar River basins in Sarawak, Malaysia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.2 cm SL male/unsexed; (Ref. 57871)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 8; Anal soft rays: 4; Vertebrae: 31 - 32. Can be distinguished from its congeners by having the following unique combination of characters: a dark brown body with numerous yellow fine spots and blotches, head dark brown with numerous yellow spots; sublacrymal groove visible from side; secondary rostrum absent; post-oral pouch absent; subopercular groove absent; gill slit vertical; a truncate snout when viewed dorsally; abdomen without scales; lateral line scales 66-69; pelvic fin not overlapping level of anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin (Ref. 57871).
Inhabits fast flowing rocky streams (Ref. 84801).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Tan, H.H., 2006. The Borneo suckers. Revision of the torrent loaches of Borneo (Balitoridae): Gastromyzon, Neogastromyzon). Kota Kinabalu, Sabah, Malaysia : Natural History Publications (Borneo) in association with Raffles Museum of Biodiversity Research. vii, 245 p. : ill. (some col.), maps ; 26 cm. (Ref. 57871)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00617 (0.00268 - 0.01421), b=3.11 (2.91 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.3 ±0.1 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).