Author: Heckel, 1848
FBname: Green swordtail
Comments: Adults are found mainly in rapidly flowing streams and rivers, preferring heavily vegetated  habitats (Ref. 26130).  They occur in warm springs and their effluents, weedy canals and ponds (Ref. 5723).  They feed on worms, crustaceans, insects and plant matter (Ref. 7020).  Used for genetics research (Ref. 4537).  Especially the red varieties are very popular aquarium fishes (Ref. 1672).  Aquarium keeping:  the males aggressive towards each other;  minimum aquarium size 80 cm (Ref. 51539).