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Crenuchus spilurus - Sailfin characinMagyarul / Hungarian
Crenuchus spilurus - Sailfin characinCrenuchus spilurus - Sailfin characinCrenuchus spilurus - Sailfin characinCrenuchus spilurus - Sailfin characin
  • Scientific name: Crenuchus spilurus
  • Common name: Sailfin characin
  • Group: Characins
  • Habitat: South America, Guyana
  • Size: 6 cm
  • Biotope: They are to be found in the Amazonian River Basins
  • Social behavior: A peaceful fish but may be too timid for a community tank. Needs hiding places and is predatory toward smaller species. Male becomes slightly territorial toward his own species and tank-mates.
  • Diet: Carnivore, small to large live foods such as mosquito larvae and worms. Also small fish.
  • Breeding: Very rare in aquarium
  • Tank: Minimum 65 litres
  • Population: 1 pair for 70 litres
  • Decoration: A small tank with a peat bottom, dense vegetation and hollows are suggested.
  • Temperature: 24-28°C
  • pH: 5-6,5
  • Hardness: 1-5 NK°
  • Lifespan: 3-5 years

Description: An elongate fish with a slightly humped back. The body is silver-yellow in colour and iridescent with a defined lateral line. It has a forked caudal and elongated dorsal and anal fins, the dorsal has a trailing filament, more prominant on males. The fins are iridescent, translucent with slight spotting. Male has a longer, red dorsal which ends in a point. Female is smaller, paler.

The Sailfin characin is said to spawn on stones, fanning its eggs. The spawning season is from October to February. The eggs will hatch after 2 days and the fry will be free swimming a few days later. The fry will accept newly hatched brine shrimp immediately and are fast growers.