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); spectabilis: From the Latin spectabilis, meaning notable, showy. This is in reference to its distinctive coloration and body pattern in life.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Tropical
Asia: Segama River basin in Sabah, Malaysia.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 5.9 cm SL male/unsexed; (Ref. 57871)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 7 - 9; Anal soft rays: 4 - 5; Vertebrae: 30 - 32. Can be distinguished from its congeners by possessing the following unique combination of characters: body brown and head dorsum brown when preserved; body greenish-grey with black spots and reticulate pattern, head greenish-grey with black spots when alive; all fins greenish-grey when alive; absence of secondary rostrum; absence of a postoral pouch; gill slit angular, subopercular groove present and continuous to pectoral fin origin; a rounded snout when viewed dorsally; presence of sublacrymal groove; abdomen without scales; lateral line with 72-75 scales; pelvic fin just touching anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin (Ref. 57871).
Body shape (shape guide): elongated.
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 2025-1)
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): 2.2 ±0.1 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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