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Iriatherina werneri

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Threadfin Rainbowfish
Threadfin Rainbowfish
Species Iriatherina werneri
Family Melanotaeniidae
Difficulty Moderate
Min. Tank Size 56.781 liters
56,781.177 mL

15 US Gallons (56.8L)

Size 1.969 in

3-5 cm (1.2-2")

sg Freshwater
pH 6 - 8
Temp. 299.15 K
78.8 °F
538.47 °R

303.15 K
86 °F
545.67 °R
26 -30 °C (78.8-86°F)

Water Hardness

5-12 °d

Stocking Ratio 1:2 M:F
Availability Uncommon
Diet

Omnivore
Pellet Foods
Flake Foods
Live Foods
Other (See article)

Life Span

3-5 years

Habitat

Asia

This animal is available captive bred

Contents

[edit] Alternative names

Threadfin Rainbowfish

[edit] Sexing

The male has more elongated dorsal and ventral fins. These fish can be difficult to breed in captivity as the tiny fry are difficult to feed and keep alive.

[edit] Tank compatibility

An entirely peaceful fish that is vulnerable to being fin-nipped. Keep this fish in groups of its own kind, with more females than males. Multiple males will mean you see the best colours as they will display to each other.

[edit] Diet

Best fed on small live food such as daphnia and tubifex, may also learn to accept flake and pellets.

[edit] Feeding regime

Feed once or twice a day.

[edit] Environment Specifics

Appreciates a densely planted mature tank with good filtration but not too strong a current.

[edit] Behaviour

An active peaceful fish. Males may chase each other and display.

[edit] Identification

A distinctive little Rainbowfish, with an elongated pointed body, the dorsal, anal and caudal have very long extended rays, giving the fish it's common name. The body is coloured iridescent yellow/green with hints of blue. The fins can vary in colour.

[edit] Pictures

[edit] Videos

Male displaying for a female:


[edit] External links

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