分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Gastromyzontidae (Hillstream loaches)
Etymology: Gastromyzon: Greek, gaster = stomach + Greek, myzo = to suckle (Ref. 45335); praestans: From the Latin praestans, meaning distinguished, superior. This is referring to the distinctive body pattern and color..
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的. 熱帶
Asia: Kapuas River basin, Kalimantan Barat; Kotawaringin, Katingan and possibly the Barito River basin, Kalimantan Tengah in Indonesia.
亞洲: 卡普阿斯河流域, 加里曼丹 Barat; Kotawaringin, Katingan 與可能地巴里多河流域, 在印尼的加里曼丹 Tengah。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 5.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 57871)
簡短描述
型態特徵 | 形態測量圖
背的軟條 (總數): 8-9; 臀鰭軟條: 5 - 6; 脊椎骨: 28. Can be distinguished from other species of the genus by possessing the following unique combination of characters: gill slit angular; subopercular groove present and not continuous to pectoral fin origin; body dark brown or bluish dark, dorsum with 6 thin cream bars, dorsal fin base always with 1 bar, side with complete or interrupted bars; head dorsum dark brown or bluish black with cream spots; sublacrymal groove present; a rounded snout when viewed dorsally; secondary rostrum absent; post-oral pouch absent; abdomen without scales; lateral line scales 56-70; pelvic fin not overlapping anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin (Ref. 57871).
能被藉由持有下列的獨特組合特徵與其他種本屬區分: 鰓縫有角的; 子鰓蓋凹槽呈現而不是連續的對胸鰭起源; 身體深褐色或藍色的深色, 背面 6 細的乳黃色的橫帶,背鰭基底總是 1 橫帶, 側邊具有完全的或者中斷橫帶; 頭部背面深褐色或藍黑色的具有乳黃色的斑點; sublacrymal 凹槽呈現; 一個圓形的吻當背面看了; 第二次的喙不存在; 後口部的小袋不存在; 腹部沒有鱗片; 側線鱗片 56-70; 腹鰭不部分重疊的臀鰭起源, 不部分重疊程度的臀鰭起源的緊貼的背鰭.(參考文獻 57871)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
亞洲: 卡普阿斯河流域, 加里曼丹 Barat; Kotawaringin, Katingan 與可能地巴里多河流域, 在印尼的加里曼丹 Tengah。
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)
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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=0.00603 (0.00256 - 0.01420), b=3.11 (2.90 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.2 ±0.1 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
