January Tetra (Hemigrammus hyanuary)

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January Tetra

Hemigrammus hyanuary-4535.jpg
January Tetra

Hemigrammus hyanuary

57 Litres (15 US G.)

4.1-4.3cm (1.6-1.7 ")

sg

Freshwater

pH

6.0 - 7.5

23 -27 °C (73.4-80.6°F)

5-15 °d

1:2 M:F

Omnivore
Pellet Foods
Flake Foods
Live Foods

3-5 years

Family

Characidae



Additional names

January Tetra, Costello Tetra


Sexing[edit | edit source]

The female is more full and rounded in the belly than males. The male has a small hook on its anal fin. This is not always easy to see.


Tank compatibility[edit | edit source]

A peaceful shoaling community fish that should be kept in groups of 6 or more. Keep with other peaceful community fish.


Diet[edit | edit source]

Will accept most foods including pellet and flake as well as live/frozen food such as daphnia, brine shrimp and bloodworm.


Feeding regime[edit | edit source]

Feed once or twice a day.


Environment specifics[edit | edit source]

Prefers a densely planted tank with dark substrate and floating plants and some open swimming space.


Behaviour[edit | edit source]

An active peaceful shoaling fish.


Identification[edit | edit source]

An elongate slender Tetra which is pale in base colour with a vivid bright yellow lateral line from the gills to the caudal peduncle. At the caudal peduncle there is a large black dot. The caudal fin itself is sharply forked and and the fins are mainly translucent with a slight yellow tint.

Conservation Status[edit | edit source]

According to the IUCN Red List, the Costello Tetra is a species of least concern and has a stable population.

Pictures[edit | edit source]

External links[edit | edit source]