Can Cockatoo cichlid Live With Cardinal tetra?

Detailed assessment

Both Cockatoo cichlid and Cardinal tetra share a comfortable temperature range of 23–29°C (Cockatoo cichlid prefers 22–29°C, Cardinal tetra prefers 23–29°C). Their pH ranges overlap well at 6–7.5, so water chemistry is compatible. Both species have low aggression scores (Cockatoo cichlid: 2, Cardinal tetra: 1 out of 5), which supports peaceful cohabitation. They occupy different water columns (Cockatoo cichlid: bottom, Cardinal tetra: middle), which reduces direct competition for space. Overall, these two species can coexist peacefully in a well-maintained community tank with appropriate space.