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How to stop guppies fighting in a 10-gallon tank with a betta?

Updated On September 23rd, 2025

Pet's info: Fish | Unknown - Fish | Male | unneutered

We have 2 guppies a betta and a catfish in a 10 gallon tank. The guppies recently started fighting and nipping at each other 1 took a chunk out of the others tail should we seperate them or take the betta out so there aren't so many alphas?

1 Answer

Most Helpful Answer

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Answered By Angel Alvarado, LVT

Licensed Veterinary Technician

Published on July 26th, 2017

If the Betta is not acting aggresively, there is no need to remove him. Guppies, especially males, will fight with one another but it usually isn't serious. Providing plenty of cover for them to hide may be all you need. If the fighting persists, remove the aggressive guppy to his own tank.

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