Whether you’re raising koi or thinking about taking the big dive into koi ownership, there are many things to consider when it comes to housing your fish. Koi grow quickly when fed correctly and need a lot of room to swim. Outdoor koi ponds are not only the most aesthetically pleasing way to house your fish, but their benefits greatly outnumber other options. However, with careful precaution, koi fish aquariums can be a possibility for temporarily housing baby koi. Here’s some tips on keeping koi in an aquarium!