Classification / Names
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Cypriniformes (Carps) >
Gastromyzontidae (Hillstream loaches)
Etymology: Gastromyzon: Greek, gaster = stomach + Greek, myzo = to suckle (Ref. 45335); bario: Named for the Bario plateau and the indigenous people in the Kelabit highlands in north Sarawak.
Eponymy: This is not a true eponym; the Bario are the indigenous people who live on the Bario plateau in the Kelabit highlands, northern Sarawak, Borneo. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce demersale. Tropical; 20°C - ? (Ref. 57871)
Asia: Upper Trusan, Limbang and Bram River basins in north Sarawak, Malaysia.
Size / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 9.1 cm SL maschio/sesso non determinato; (Ref. 57871)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Raggi dorsali molli (totale) : 8; Raggi anali molli: 5; Vertebre: 31 - 33. Can be distinguished from other species of the genus by possessing the following unique combination of characters: distinct secondary rostrum present; complete post-oral pouch present; body dark brown with 8 pale yellowish bars, head dorsum dark brown with thin pale yellowish reticulate pattern; subopercular groove absent; gill slit vertical; sublacrymal groove present; a truncate snout when viewed dorsally; abdomen without scales; lateral line scales 59-66; pelvic fin not overlapping anal fin origin, adpressed dorsal fin not overlapping anal fin origin (Ref. 57871).
Inhabits fast flowing unshaded hill streams with cool water, less than 1 meter deep, large boulder and rock substratum (Ref. 57871). Also Ref. 84801.
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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
Pesca: di nessun interesse
Strumenti
Special reports
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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): 2.0 ±0.1 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
