Knowing your koi fish and how they interact with the world around them is essential to koi keeping. Recognizing patterns of behavior through the different times of the year will provide you insight with your pond. It can also keep your fish healthier and happier and will allow you to more quickly diagnose any problem that comes up. Here’s a guide to the many varieties of koi fish behavior!
Koi fish eggs are the start of new life in your pond. If you come across some newly-hatched eggs nestled on the tip of a pond plant in your backyard, expect to find a population boom within the next few days! Typically, koi eggs will hatch in less than a week. Koi eggs are very small, bead-like specks that can vary from milky white to yellow or green. Upon closer inspection, you can see two black dots through the transparent membrane of the egg. These are the developing eyes of the koi. As you’ll soon find, the this time of hatching is sure to be exciting for both you and the pond!