Carp, crucian carp, and the catfish.

It's a species of fish. A F1 is a cross between a Crucian Carp

and a Common Carp.

The carp we commonly refer to when using that name are the common carp, the grass carp, the bighead carp, the silver carp and the Crucian carp. Certainly there are other fish is this very large family. You may recognize koi as carp, and there are many other members of this group of fish. A full list of them would number in three digits.

The scientific or taxonomic name would be Carassius carassius.

Silver

Bull

Common

Mirror

Leather

Ghost

Koi

Crucian

Grass (although not actually a cyprinid)