Astyanax bimaculatus (Linnaeus, 1758)
Twospot astyanax
Astyanax bimaculatus
photo by Slaboch, R.

 Family:  Characidae (Characins), subfamily: Incertae sedis
 Max. size:  17.5 cm TL (male/unsexed); max.weight: 91.6 g; max. reported age: 18 years
 Environment:  benthopelagic; pH range: 5.5 - 7.5; dH range: 25, potamodromous
 Distribution:  South America: Panama to the Amazon basin.
 Diagnosis:   
 Biology:  Inhabits large free flowing clear rivers, small streams, drainage ditches and artificial ponds and impoundments (Ref. 11225). Feeds on zooplankton, detritus, higher plants and sometimes on the scales of fish. Gametogenesis takes place during the dry season in time for reproduction to begin during the rainy season (Ref. 12225). Reproduction could be carried out in captivity (Ref. 27188).
 IUCN Red List Status: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Binohlan, Crispina B. - 21.06.91
 Modified by: Torres, Armi G. - 13.11.08
 Checked by: Binohlan, Crispina B. - 13.08.94

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