The
smallest goldfish breed is usually the Dwarf Goldfish, including varieties like the Celestial Eye and Ranchu. These fish typically reach a maximum size of about 2 to 3 inches (5 to 8 cm), making them ideal for small aquariums. Their compact size doesn't detract from their vibrant colors and lively personalities, making them a charming choice for any fish enthusiast. For more detailed insights, you can visit specialized resources on goldfish care and varieties.