What size tank can you put koi in I have a 30 gallon and want to get some koi?

Unfortunately, a 30-gallon tank is not suitable for koi. Koi are large, long-living fish that require a significant amount of space to thrive.

Here's why:

* Koi get large: Koi can grow to be over 3 feet long and weigh over 40 pounds.

* Koi need space: Koi need a minimum of 100 gallons per koi for a healthy environment, and even that is considered the absolute minimum. Larger tanks are always better for koi.

* Koi are messy: They produce a lot of waste and need ample filtration to keep their water clean.

Instead of a tank, consider these options for keeping koi:

* Outdoor pond: This is the ideal environment for koi, providing ample space and natural filtration.

* Large stock tank: You can use a large, outdoor stock tank, but make sure it has sufficient depth and filtration.

Remember: Koi are a long-term commitment. Before bringing koi home, ensure you have the proper space and resources to provide them with a healthy and happy life.