Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico; pH range: 6.5 - ? ; dH range: 5 - 8; potamodromo (Ref. 51243). Tropical; 22°C - 26°C (Ref. 2060)
Asia: Mekong and, Chao Phraya basins, Malay Peninsula, Sumatra and Borneo.
Longitud en la primera madurez / Tamaño / Peso / Edad
Madurez: Lm 29.0  range ? - ? cm
Max length : 60.0 cm SL macho / no sexado; (Ref. 30857)
Descripción breve
Claves de identificación | Morfología | Morfometría
Has 45-53 lateral line scales; 16-18 branched dorsal rays; an upturned mouth; a greenish to greyish body; a large, vertically elongated, blackish blotch above pectoral fin; sometime a faint round blotch on the caudal peduncle.
Body shape (shape guide): fusiform / normal.
Occurs at midwater to bottom depths in rivers, streams, canals and swamps. Large individuals also occur in impoundments. Moves into seasonally flooded habits that supply its preferred diet of mostly periphyton as well as leafy plants like aquatic macrophytes and inundated land plants. Also feeds on phytoplankton, filamentous algae and benthic algae. Begins to return to the river in October, with numbers steadily increasing until January, when they begin to decline again. Large individuals are sold fresh or dried and salted, smaller ones are made into prahoc (Ref. 12693).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Are partial spawners.
Roberts, T.R., 1989. The freshwater fishes of Western Borneo (Kalimantan Barat, Indonesia). Mem. Calif. Acad. Sci. 14:210 p. (Ref. 2091)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: comercial
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00579 - 0.01650), b=3.10 (2.96 - 3.24), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 2.3 ±0.18 se; based on food items.
Resiliencia (Referencia
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Preliminary K or Fecundity.).
Vulnerabilidad pesquera (Ref.
59153): Moderate to high vulnerability (49 of 100).
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