Cod, a fish found in the ocean water around the world, the fish has been one of the most common fish eaten by humans throughout history.
In the context, which is the best version of the underlined portion of the sentence
World, one of the most common fish
World, the fish being one of the most common
World, has been one of the most common fish
World, the fish, which have been one of the most common fish
World, has been one of the most common fish.