Schistura macrocephalus

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Schistura macrocephalus Kottelat, 2000

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drawing shows typical species in Nemacheilidae.

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Actinopteri > Cypriniformes (Carps) > Nemacheilidae (Brook loaches)
Etymology: Schistura: Greek, schizein = to divide + Greek, oura = tail; an allusion to forked caudal fins (Ref. 45335);  macrocephalus: From the Greek makros (large) and kephale (head).  More on author: Kottelat.

Environment: milieu / climate zone / depth range / distribution range 生态学

; 淡水 底中水层性.   熱帶

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Asia: Nam Youan basin in Laos and Mengla River in China.
亞洲: 寮國的 Nam Youan 流域與中國的孟腊河。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 8.4 cm SL 雄鱼/尚未辨别雌雄; (Ref. 36949)

简单描述 型态特徵 | 形态测量图

Head with massive appearance, lateral length 3.4-3.8 times in SL; anterior nostril pierced on front side of a flap; processus dentiformis present; no median notch in upper lip, lower lip interrupted medially; dorsal keel on caudal peduncle; lateral line complete; anus about 1-2 eye diameters in front of anal-fin origin; 8.5 branched dorsal-fin rays; 5.5 branched anal-fin rays; caudal fin emarginate, with 9+8 branched rays; axillary pelvic lobe reduced or missing; top of head with a few large spots; body with 6-9 brown bars, wider than or as wide as interspaces, wider anteriorly than posteriorly; along lateral line, a series of faint blackish blotches more or less corresponding and superimposed to bars; black bar of caudal-fin base either almost complete or, often, dissociated into two blotches, a slightly oblique one along base of upper rays and a vertical and somewhat longer one on lower two-thirds of fin base (Ref. 36949).
头部有大的外表, 侧面的长度 3.4-3.8 标准体长比率; 前鼻孔在鳃盖的在前面侧边上刺穿了; 活动 dentiformis 呈现; 在上嘴唇中的没有中央的凹槽, 下唇中间地中断; 背部的尾柄龙骨脊; 侧线完整; 关于臀鳍前面起源的 1-2 眼直径的肛门; 8.5 分枝的背鳍鳍条; 5.5 分枝的臀鳍棘条; 尾鳍边缘微凹的, 藉由 9+8个分支条; 缩小的或失去的腋窝的腹鳍叶; 顶尖的头部有一些大的斑点; 身体有 6-9条褐色横带, 宽或与间隙一样宽, 宽的前面地超过在后部地; 沿着侧线,一系列的模糊黑色的斑块约略符合而且重叠到横带; 尾鳍基底的黑色横带或几乎完成或者,时常,进入二个斑块之内分离, 些微斜沿着上面鳍条的基底与一垂直的与略微更长的一在鳍的基底的下面三分之二上.(参考文献 36949)

生物学特性     字汇 (例如 epibenthic)


Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼

亞洲: 寮國的 Nam Youan 流域與中國的孟腊河。

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

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)

世界自然保护联盟红皮书 (Ref. 123251)

  数据缺失 (DD) ; Date assessed: 08 July 2011

CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的





人类利用

FAO - Publication: search | FishSource |

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网络资源

Aquatic Commons | BHL | Cloffa | Websites from users | 核实 FishWatcher | CISTI | Catalog of Fishes: , | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: 基因组, 核苷酸 | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | 树状分类阶层 | Wikipedia: 转至, 搜寻 | World Records Freshwater Fishing | Zoobank | 动物学的记录

Estimates based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00268 - 0.01487), b=3.02 (2.85 - 3.19), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
营养阶层 (Ref. 69278):  3.0   ±0.3 se; based on size and trophs of closest relatives
回复力 (Ref. 120179):  高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
脆弱性 (Ref. 59153):  Low vulnerability (22 of 100) .