Neon tetras are some of the most popular freshwater fish in the world. They’re beautiful additions to any home aquarium and are frequently studied in research settings. If you’re new to freshwater ...

Fish aren’t often inspired by Italian design. But the colourful neon tetra – with its striking horizontal stripe that changes from blue to yellow – looks like it might have been. The stripe changes ...

The cardinal tetra is one of the most well-known aquarium fish. They're the world's most-in-demand Amazonian ornamental fish, accounting for almost 80% of the total fish export from Amazonas, a state ...