分類 / Names
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Cypriniformes (Carps) >
Gastromyzontidae (Hillstream loaches)
Etymology: Gastromyzon: Greek, gaster = stomach + Greek, myzo = to suckle (Ref. 45335); cornusaccus: Derived From the Latin cornu (end) and saccus (bag), in reference to the postoral puches at the corners posterior to the lower lip.
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の. Tropical
Asia: Sungari Kinarom in Sabah, Malaysia.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 4.9 cm SL オス/雌雄の選別がない; (Ref. 57871)
簡単な記述
検索表 | 形態学 | 形態計測学
背鰭 (合計) : 8; 臀鰭: 4; 脊つい: 29 - 31. Can be distinguished from other species of the genus by possessing the following unique combination of characters: distinct secondary rostrum present; incomplete post-oral pouch present; pockets posterior to mouth corners; sublacrymal groove visible from side; body with plain uniform pattern when adult, with thick cream bars and blotches when juvenile, head dorsum plain; subopercular groove absent; gill slit vertical; sublacrymal groove present; a truncate snout when viewed dorsally; abdomen without scales; 55-61 scales on lateral line; pelvic fin just touching 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
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
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のレッドリストの状況は (Ref. 130435: Version 2024-1)
絶滅危惧に近い (NT) (B1ab(i,ii,iii)+2ab(i,ii,iii)); Date assessed: 30 December 2018
Human uses
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インターネットの情報源
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).
栄養段階 (Ref.
69278): 2.3 ±0.1 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
