Common names from other countries
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Teleostei >
Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Acrossocheilinae
Etymology: Acrossocheilus: Greek, akro = topmost, summit + Greek, krossos = tassel, fringe (Ref. 45335); xamensis: Named for its type locality, Nam Xam..
More on author: Kottelat.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 熱帶
Asia: Nam Xam basin, Laos. Expected to occur in Viet Nam (Ref. 44416). Reported from Yunnan, China (Ref. 57459).
亞洲: Nam Xam 流域,寮國。 預期出現出現在越南。
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 23.5 cm SL 雄鱼/尚未辨别雌雄; (Ref. 57459)
简单描述
型态特徵 | 形态测量图
Distinguished from all species of the genus known from Vietnam, Laos and southern China (Yunnan, Guangdong, Hainan) by the following combination of characters: number of lateral line scales; number of scales between dorsal-fin origin and belly; lower lip with a broad interruption, greater than half of mouth width; horny sheath on lower jaw sharp, broad, almost straight anteriorly; last simple dorsal-fin ray bony, strong, with 20 serrae along posterior margin (Ref. 36949). Body with a faint stripe and a dark blotch at caudal base; 33-35 scales along lateral line, 2 on the caudal fin (Ref. 43281).
在组合特徵之后与已知来自越南,老挝与中国南部 (云南,广东海南) 的本属的所有种区分了藉由: 侧线鳞片的数字; 在背鳍起点与腹面之间的鳞片的数字; 下唇具有一个宽的中断,大于一半的嘴宽度; 在下颌上的角的鞘锐利的,宽的, 几乎笔直地前面; 最后的单一背鳍鳍条多骨的,强的, 与 20个锯齿沿着后缘.(参考文献 36949) 在尾部的基底身体有一条模糊的斑纹与一个黑色斑块; 33-35个鳞片沿着侧线,2 在尾鳍上.(参考文献 43281)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
亞洲: Nam Xam 流域,寮國。 預期出現出現在越南。
Kottelat, M., 2000. Diagnosis of a new genus and 64 new species of fishes from Laos (Teleostei: Cyprinidae, Balitoridae, Bagridae, Syngnathidae, Chaudhuriidae and Tetraodontidae). J. South Asian Nat. Hist. 5(1):37-82. (Ref. 36949)
CITES (Ref. 128078)
Not Evaluated
人类利用
更多信息
俗名同种异名新陈代谢捕食者生态毒物学繁殖成熟度产卵场孕卵数卵卵的发育
年龄范围成长体长-体重体长-体长体长-频率形态测量图型态特徵仔鱼稚鱼动力学入添量丰度
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工Mass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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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=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm Total Length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 2.7 ±0.3 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).