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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); defectiva: From the Latin defectivus (incomplete, imperfect), a reference to the incomplete bars.
More on author: Kottelat.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico. Tropical
Asia: Nam Ngum and Nam Khan basins of the Mekong
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 4.9 cm SL macho / no sexado; (Ref. 36949)
Descripción breve
Claves de identificación | Morfología | Morfometría
Anterior nostril pierced on front side of a flap; processus dentiformis present; lower lip interrupted medially, no median notch in upper lip; no median notch in lower jaw; body depth 14.3-15.8 %SL; caudal peduncle length 14.5-15.8 %SL, depth 10.5-11.8 %SL, 1.26-1.44 times in length; 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 present; top of head spotted; body with 8-10 bars, as wide as or narrower than interspaces, not very regularly shaped and set, often dissociated into a blotch along side and a blotch along dorsal midline; a faint grey midlateral stripe or rows of longitudinally elongate blotches superimposed to the bar pattern; black bar at caudal-fin base more or less complete, often not reaching ventral midline, bent forward along dorsal midline; dorsal-fin base with a black spot at anterior extremity, followed by an orange dot and a grey elongate blotch (Ref. 36949). Mid-dorsal blotches may also be fused into a mid-dorsal stripe (Ref. 43281).
Body shape (shape guide): elongated.
Inhabits riffles and creeks (Ref. 36949).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00724 (0.00326 - 0.01610), b=3.03 (2.86 - 3.20), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Nivel trófico (Referencia 69278) |
3.0 ±0.3 se; based on size and trophs of closest relatives |
Resiliencia (Referencia 120179) |
Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Low to moderate vulnerability (29 of 100). 🛈 |