How do guppies and neon tetras interact with each other?

The 2 fish should interact well with each other because they are both schooling fish and will most likely school together. Their preferred temperatures are about the same and they both like the same foods. If you're looking to keep them together I would suggest that you keep them in at least a 20 gallon tank. read more

The 2 fish should interact well with each other because they are both schooling fish and will most likely school together. Their preferred temperatures are about the same and they both like the same foods. read more

In a big enough tank, tetras and guppies can be fine. However, 5 gallons is too small for much other than 3-5 male guppies, IMO. Tetras need groups of 6 or more and will be more likely to nip other fish or get stressed in a small group. read more