Learn these four common Ryukin Goldfish diseases from Lernaea to white spots, and find out why the illness occurred and how to heal your goldfish. During the COVID-19 pandemic, many people turn to their hobbies as they spend more time at home. Keeping goldfish in an aquarium is one of the hobbies that have growing fans. Many people choose goldfish instead of other fish because of their unique body shapes, beautiful fins, and attractive color complexion. Goldfish themselves come in many varieties, such as Oranda, Ranchu, Ryukin, Shubunkin, Comet, and many more. Among those varieties, Ryukin is the most loved because they are more active and agile. Their pretty fins and humpback are also charming. Even though Ryukin is hardy—making them perfect pets for beginners, a wrong treatment could lead to health problems. There are some Ryukin goldfish diseases you should know. Find out what are they below and how to treat them. Common Ryukin Goldfish Disease 1. Perioder Worms (Lernae...