Cyprinus carpio
The scientific or taxonomic name would be Cyprinus carpio.
Koi is the animal. A koi is a fish.
Cyprinus Carpio
Koi fish Koi fish
The Japanese for Koi is nishikigoi.
Koi fish can live in almost any country. Koi are thought to be originally from Japan. Many people have outdoor fish ponds in which Koi are the dominant fish.
There is no scientific name for just big fish.
The scientific name of the puffer fish is Tetraodontidae.
Koi (the fish name, meaning carp) sounds like the word for "fancy" or "love". In Japanese characters, Koi is "恋".
Most Koi carp are colourful
The scientific name for a puffer fish is Tetraodontidae.
The scientific name for a clown fish is a amphiprioninae.