Diference Male And Female Koi

SEXING KOI FISH -- Male and Female Koi fish in mature age is much easier sexing  than they are in immature. As koi owners you wonder how to tell the sex or gender of koi fish. In breeding session sexing koi needed to know male or female koi. As koi grow, prominent signs of their gender develop, You can start koi sexing through observation of your koi fish.