Sometimes, even when we work hard to keep our koi fish happy and healthy, sickness can strike. Whether it be a stray parasite, a drastic drop in temperature, a mysterious virus, or some questionable pond water, we’re here to expose some of the most common koi fish diseases.

Wanting a koi pond but not sure where to place it? Many koi owners are choosing to place their ponds indoors. These smaller ponds can be more affordable and be a smart option for cold-climate areas. Indoor koi ponds can be a beautiful addition to any home or business if done right.

You’ve installed the pond, acclimated your koi, and everything’s set. But an empty koi pond can leave your serene setting a little barren. Luckily, pond plants are an easy way to add some greenery to your backyard pond! But creating a pond environment where koi fish and pond plants coexist can be tricky. Koi will gnaw on plant roots found in the pond, sometimes destroying the plant. Read ahead for some strategies and ideas on koi pond plants!

We’ve said it before and we’ll say it again: koi fish are a big commitment! These long-living fish are costly and their ponds require a lot of maintenance along the way. Keeping up with your koi pond is a must for owners to preserve the wellbeing of your fish. If you live in a seasonal climate, even more maintenance is required to keep your fish friends happy. Read ahead to see how to make your koi pond winter ready!

Koi fish are a great addition to any garden pond or aquarium. But whether you just brought your koi fish home or its spawning season fish friends, determining the sex of your koi fish can prove difficult for new owners. This is especially true if the koi are still young. However, determining koi fish gender is important for the health of your koi. If you can determine the gender of your koi, you can more easily watch for gender-specific sickness and disease in the koi’s life. Read ahead to learn more about koi genders!