The Cardinal tetra (Paracheirodon axelrodi) is a freshwater fish of the family Characidae that grows up to 3 cm.
Description
The cardinal tetra is a small, spectacularly coloured characin from fresh water of northern South America, in the Orinoco and upper Rio Negro basins. The species grows to about 3 cm and has a body with a brilliant blue-green light stripe along the whole flank and a bright red lower half. It schools in large numbers in blackwater streams and feeds on small zooplankton and insect larvae. It is one of the most popular aquarium fishes in the world. The IUCN has not evaluated the species.
Frequently asked questions
How do you recognise the Cardinal tetra?
The Cardinal tetra has a torpedo-shaped body, is mainly blue and shows a horizontal stripes pattern.
Where does the Cardinal tetra live?
The Cardinal tetra lives in fresh water and is mostly found around open water.
How big does the Cardinal tetra get?
The Cardinal tetra grows to a maximum of about 3 cm.
Is the Cardinal tetra dangerous to humans?
No, the Cardinal tetra is harmless to humans.
Is the Cardinal tetra edible?
The Cardinal tetra is not usually eaten.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Paracheirodon
More from the family Characidae
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