Discuss – As far as mixing Goldfish with KOI, this is fine and very common, we’ve just tried to highlight the most important differences between the two and between the average water garden and KOI pond. Feel free to experiment with both, and then decide which fish is more to your liking.

Koi Varieties : Gosanke

Koi are descendants of the common carp, Cyprinus Carpio. There are many varieties of Koi. The most popular koi varieties called Gosanke. Gosanke has three varieties, ie Kohaku, Taisho Sanshoku and Showa Sanshoku.

Kohaku is white koi with red pattern (called “hi”) or red pattern on white ground. Kohaku has different pattern so its has many name. Nidan is Kohaku with two step pattern, Sandan is three step pattern, Yondan is four step pattern, Inazuma is lighting strike pattern.
Taisho Sanshoku is koi with black stepping pattern on kohaku pattern. It is called Taisho Sanshoku because the variety was created in the Taisho era in Japan. It’s also called Taisho Sanke or Sanke. A good Sanke will have a good Kohaku Hi pattern and the black pattern must not on the head and not touching the Hi.

Discuss – Waterfalls also provide a great way to help aerate the Koi pond. By constantly having water running down a waterfall and crashing into the pond, will help naturally aerate it.

Showa Sanshoku is a black koi with red and white pattern. This variety created in the era of Showa in Japan. It’s also called Showa Sanshoku or Showa. Different of Sanke and Showa are : showa have black on their head, but Sanke don’t has black on their head. Showa is black koi with red and white pattern, Sanke is white koi with red and black pattern.