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Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Schistura: Greek, schizein = to divide + Greek, oura = tail; an allusion to forked caudal fins (Ref. 45335); personata: From the Latin personatus (masked).
More on author: Kottelat.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Tropical
Asia: Nam Ngum basin in Laos.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 6.1 cm SL ذكر/ مختلط الجنس; (Ref. 36949)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
Anterior nostril pierced on front side of a flap; processus dentiformis present; no median notch in upper lip, a median incision in lower lip; a median notch in lower jaw; lateral line usually 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 present; top of head vermiculated, sometimes a few dark spots below eye; black bar at caudal-fin base narrow, almost complete, not reaching dorsal and ventral midlines; dorsal-fin base with a black spot at anterior extremity, followed by a round, hyaline (red in life) spot and an elongate, grey blotch; body with 12-16 bars, as wide as or wider than interspaces, very irregularly shaped and set, branched or interrupted, or with paler centre; (Ref. 36949); in some individuals with darker ground color, bars blurred, not contrasted against background or even indistinct; head also darker, with a large bluish black blotch around eye and on cheek (Ref. 43281).
Body shape (shape guide): elongated.
Occurs in riffles, among stones (Ref. 36949).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
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)
IUCN Red List Status (Ref. 130435: Version 2025-1)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (مرجع
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).
مستوى غذائي (مرجع
69278): 3.0 ±0.3 se; based on size and trophs of closest relatives
المرونه (مرجع
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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