分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Schistura: Greek, schizein = to divide + Greek, oura = tail; an allusion to forked caudal fins (Ref. 45335); dalatensis: Named for the Dalat Mountains, the only known habitat of this species. An adjective.
More on authors: Freyhof & Serov.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 熱帶
Asia: headwaters of the River Dong Nai, Vietnam.
亞洲: Dalat 山 - 越南同奈河的河川源頭。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 8.7 cm SL 雄鱼/尚未辨别雌雄; (Ref. 40772)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 0; 背的软条 (总数) : 13; 臀棘: 0; 臀鳍软条: 9. Lateral line with 10-15 irregular dark blotches, forming dark bars in posterior part of body and usually not meeting their homologues on back; predorsal part of body marbled by irregular spots and saddles; caudal peduncle 1.2-1.7 times longer than deep, its depth 9.7-11.5% SL; eye diameter 12.1-23.9% HL; lateral head length 105.0-123.3 % HL; anus 1.8-3.5 eye diameters in front of anal-fin origin; caudal peduncle with short crests; caudal fin slightly emarginate, median ray 80.8-91.7% of length of upper caudal-fin lobe; eye situated dorsally and interorbital width 21.2-33.8% HL; inner axial stripe absent or faint; caudal-fin base with complete black bar; lateral line complete in most specimens; no suborbital flap in males; dorsal fin with 8 1/2 rays; caudal fin with 9+8 branched rays; pelvic fin with 8 rays (Ref. 40772).
10-15 不规则的黑色斑块沿着侧线, 在身体后部中形成深色的横带而且通常不碰到他们的同系物背面; 身体的前背部份藉着不规则斑点与鞍状斑有大理石花纹。
Always found syntopic with S. yersini. Rheophilous and occurs in fast flowing water. Always less abundant than S. yersini. Juveniles found in riffles and along the shore. Adults live in deeper river channels. Feeds on aquatic invertebrates.
总是发现与 S. yersini 有邻接关系。 喜爱急流的而且出现于快速地中流动水。 总是比 S. yersini 不丰富. 稚鱼发现于急流而且沿着海岸了。 成鱼生活于较深的河道。 捕食水生无脊椎动物。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
亞洲: Dalat 山 - 越南同奈河的河川源頭。
Freyhof, J. and D.V. Serov, 2001. Nemacheiline loaches from Central Vietnam with descriptions of a new genus and 14 new species (Cypriniformes: Balitoridae). Ichthyol. Explor. Freshwat. 12(2):133-191. (Ref. 40772)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
人类利用
渔业: 没有兴趣
工具
特别资料
下载 XML
网络资源
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=0.00692 (0.00310 - 0.01545), 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): 3.5 ±0.37 se; based on food items.
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 (10 of 100).
