Fish fact file
Family: Characidae (Characins)
Synonyms: Tetragonopterus nanus, Hemigrammus nanus, Hasemania marginata, H. melanura
Other common names: Silver-Tipped Tetra, Silvertip, Silvertip Tetra
Origin: South America; Brazil
Natural habitat: Small streams and tributaries, usually found in flowing water
Size: 4cm
Behavior: Peaceful, shoaling
Breeding: Egg scatterer
Natural water conditions: pH 6-8, very soft to hard
Sexing: Males are more slender with whiter edging on the anal fin