How hard are they to keep?
We would class this fish as a medium care level. The brilliant colours makes the Cardinal tetra one of the most popular aquarium fish. Do not introduce them into a newly set up aquarium, wait until your tank has matured.
What is its maximum size?
Where are they from?
There are some tank bred cardinals available but numbers are limited and they are more expensive. The origins of these fish are North Western Brazil.
How many can I keep?
We recommend shoals of 6 or more, if you introduce 1 or 2 they tend to hide.
What are the ideal water conditions?
Ideal water conditions are slightly acidic to neutral soft water. Temperature 23-27