Blue Diamond Characin (Alestopetersius smykalai)

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Blue Diamond Characin

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Blue Diamond Characin

Alestopetersius smykalai

57 Litres (15 US G.)

5-6 cm (2-2.4")




6.0 - 7.2

23 -27 °C (73.4-80.6°F)

8-15 °d

1:2 M:F

Pellet Foods
Flake Foods
Live Foods

5-8 years



Additional names

Blue Diamond Characin, Blue Diamond Tetra

Additional scientific names

Rhabdalestes smykalai, Hemigrammopetersius smykalai

Sexing[edit | edit source]

Males have more vibrant colour and finnage than females.

Tank compatibility[edit | edit source]

A relatively peaceful Characin as long as its kept in shoals of at least 6. Do not keep it with very small fish or fin nippers. Is also best not kept with long-finned slow moving fish such as Angelfish.

Diet[edit | edit source]

A carnivorous fish that will take most foods including pellets and flake as well as live/frozen foods such as bloodworm, brine shrimp and daphnia.

Feeding regime[edit | edit source]

Feed once or twice a day.

Environment specifics[edit | edit source]

Keep in a spacious tank with dense planting and hiding places as well as open swimming space. Prefers acidic water.

Behaviour[edit | edit source]

A reasonably peaceful shoaling fish.

Identification[edit | edit source]

An exceptionally attractive fish with elongated forked caudal and dorsal fins. The body is iridescent silver with hues of blue and a fine black lateral stripe ending in a caudal peduncle spot.

Pictures[edit | edit source]

External links[edit | edit source]