The Roar of the Lionfish When a species is introduced into a place unknown to it before, the consequences can be devastating.  The coastal United States and Caribbean nations are currently threatened with the invasion of a species of fish which has no predators in the region, other than man, and which may be responsible for wiping out the beautiful fish of the Caribbean region which delight snorkelers and divers who visit the area. The lionfish, (family Scorpaenidae, genus Pterois), is native to the Pacific Ocean waters.  Although it is difficult to pinpoint their origins in the Caribbean, many attribute it in large part to the the breach of an aquarium off Biscayne…