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Sewellia albisuera Freyhof, 2003

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Sewellia albisuera
Picture by Freyhof, J.

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

Teleostei > Cypriniformes (Carps) > Gastromyzontidae (Hillstream loaches)
Etymology: More on author: Freyhof.

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

; 淡水 居于水底的. 熱帶

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

Asia: Viet Nam.
亞洲: 越南。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 6.4 cm SL 雄鱼/尚未辨别雌雄; (Ref. 51729)

简单描述 检索表 | 型态特徵 | 形态测量图

背的软条 (总数) : 11; 臀鳍软条: 6; 脊椎骨: 31 - 32. Dorsum of head, body and paired fin bases with whitish reticulated or whitish spotted pattern; faint dark grey axial stripe covering three scale rows; skin around lateral line pores whitish; posterior part of pectoral fin with 5-7 faint annular bands; 20-21 branched pelvic fin rays; 49-54+2 lateral line scales; pelvic fin origin below dorsal fin origin; pectoral fin origin posterior to corner of mouth; pelvic fin reaching anal fin origin; small soft elevated patches of fine tubercles on first pectoral fin rays in males; tubercles on simple pectoral fin ray not enlarged; absence of cavity around mouth and absence of skin-fold between oropectoral membrane and ventral surface of head (Ref. 51729).
头部，身体与偶鳍的背面基底有微白色的网状或微白色的有斑点的图案; 模糊的深灰色的轴斑纹覆盖三鳞片列; 侧线孔的周围皮肤微白色的; 较后面的部分胸鳍有 5-7 模糊的环形条纹; 20-21个分枝的腹鳍鳍条; 49-54+2个侧线鳞片; 在背鳍起点之下的腹鳍起点; 胸鳍起源在嘴角后面; 腹鳍达成臀鳍起源; 在雄性中的在第一个胸鳍鳍条上的细小瘤的小软升高区块; 在不被增大的单一的胸鳍鳍条上的小瘤; 嘴的周围缺乏洞而且缺乏皮肤-在 oropectoral 薄膜与头部的腹面之间折迭.(参考文献 51729)

生物学特性     字汇 (例如 epibenthic)

Inhabits rocky rapids and deep pools over sandy substrates. Also found in rocky pools isolated from the main river.

栖息于在沙的底部上的岩石急流且深水池。 也发现于岩石的水池隔离了从主要部份河。

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼

亞洲: 越南。

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

Freyhof, J., 2003. Sewellia albisuera, a new balitorid loach from Central Vietnam (Cypriniformes: Balitoridae). Ichthyol. Explor. Freshwat. 14(3):225-230. (Ref. 51729)

世界自然保护联盟红皮书 (Ref. 130435)

  极度濒危 (CR) (A2c+3c; B1b(i,ii)); Date assessed: 04 September 2010

CITES

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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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5001   [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).
营养阶层 (Ref. 69278):  3.6   ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).