The lifespan of koi fish is significantly influenced by their rearing environm...
The average lifespan of koi is usually between 60 and 70 years, which is based...
The lifespan of koi fish is usually around 70 years, but under ideal condition...
Small - sized koi varieties mainly include Kohaku koi and Medaka. Kohaku koi...
The lifespan of koi fish usually can reach 70 years. As a kind of fish with ...