Does it look like this? http://ionceknewagirl.files.wordpress.com/2009/02/29_angler_fish.jpg if so then its an angler fish.
if it keeps flashing on and off
There isn't really a name but fish like Angler Fish, Viperfish, etc. have light on its head
no that is the cookie cutter fish
An anglerfish
i don't know any fish that do that but i think there's one made of gold
Almost anything that is attracted to the light on its head.
is a species of angler fish.
i think it is a type of goldfish?!?!?!?!?
With their eyes. no with the light on the top of it's head.
lantern fish
Most doubtful. And why would they want to? They are fish.
A fish that lives deep down in the ocean and has a little light on it's head