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Cypriniformes (Carps) >
Gastromyzontidae (Hillstream loaches)
Etymology: Gastromyzon: Greek, gaster = stomach + Greek, myzo = to suckle (Ref. 45335); introrsus: From the Latin adjective introrsus, meaning inward or toward the inside, referring to the occurrence of this species only from the interior river basins draining from the east side of the Crocker Range in Sabah.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce demersal; pH range: 7.7 - ?. Tropical
Asia: Padas and Labuk River basins in Sabah, Malaysia.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 9.4 cm SL macho / no sexado; (Ref. 57871)
Descripción breve
Claves de identificación | Morfología | Morfometría
Radios blandos dorsales (total) : 7; Radios blandos anales: 4; Vértebra: 30 - 33. Can be distinguished from its congeners by possessing the following unique combination of characters: distinct secondary rostrum present; complete post-oral pouch present; body brown with up to 12 cream bars, head dorsum brown with thin cream reticulate pattern; subopercular groove absent; gill slit vertical; sublacrymal groove present; a truncate snout when viewed dorsally; abdomen without scales; lateral line scales 60-68; pelvic fin not overlapping anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin (Ref. 57871).
Body shape (shape guide): elongated.
Found in unshaded fast flowing river with a substratum of large rocks and gravel (Ref. 57871).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00646 (0.00285 - 0.01461), b=3.11 (2.91 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 2.0 ±0.1 se; based on size and trophs of closest relatives
Vulnerabilidad pesquera (Ref.
59153): Low vulnerability (10 of 100).
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