The scientific name for a clown fish is a amphiprioninae.
Amphiprion percula
There are subtypes of clown fishes with different latin names. You can check names from bottom link:
Clownfish are a subfamily called Amphiprioninae. There are 27 species, each with its own scientific name. One is Premnas biaculeatus, the maroon clownfish, native to the Indian Ocean. All others are of the genus Amphiprion. See http://en.wikipedia.org/wiki/Clown_fishThe full name for a clown fish is Percula Clownfish. They belong to the sub family AmphiprioninaeThere are 27 different species of clown fish, the scientific latin name for the most commonly recognised orange clown fish is Amphiprion melanopus.Another more entertaining answer:Clownusfishus
The scientific name for clown fish is Amphiprioninae.
To my knowledge there is not a specialty name for a male Clown fish.
The scientific name for the Japanese fighting fish is Betta splendens.
Of course it is in its name.
There is no scientific name for just big fish.
Amphiprion percula.
They are "Fromia monolis" and are classed as "Echinoderms".
Erpetoichthys calabaricus is the scientific name for the reed fish
The scientific name for a puffer fish is Tetraodontidae.