In Some countries, koi have brought on so much damage to waterways that vast amounts of funds and effort are spent attempting to eradicate them, mainly unsuccessfully.[69] Hikarimono: Hikarimono adalah varietas koi dengan tubuh berwarna logam seperti emas, perak, atau kuning dengan kilauan metalik yang mencolok. Mulut: Mulut koi berada https://www.propanraya.com/cara-merawat-ikan-koi-agar-tetap-sehat-dan-indah-di-kolam-rumah