Pond Care

Treat Costia in Koi Goldfish & Ponds | Proven Methods

Costia — scientifically known as Ichthyobodo necator — is one of the most aggressive protozoan parasites your koi or goldfish can face. Catch it early with the right treatment and your fish will recover. Leave it too long, and it can devastate an entire pond in a matter of days. This guide covers everything: what … Read more

koi fish in pond

Does My Pond Water Have Enough Oxygen?

Whenever you have a pond, you want to make sure that there is enough oxygen in the water for it to work properly. There are many different causes for low oxygen levels, and you may have to take action to make sure that you can keep the pond running smoothly. How To Test Oxygen Levels … Read more