Koi Carp
Showa koi are typically called "black fish with red and white markings." This is because the Showa koi's base color (the color of the belly, the mouth, and the base of the pectoral fins) is black.

Showa koi are typically called "black fish with red and white markings." This is because the Showa koi's base color (the color of the belly, the mouth, and the base of the pectoral fins) is black.