The Liathghorm salmon is prized not only for its flavor, but the unique psychic properties of its flesh.
Before Final Fantasy turned Bahamut into a dragon, it was a fish
The Black Forest- actually a part of another forest, is said to be cursed by the presence of some horrific monster, which burns the very earth with its body!
No one has yet seen it and lived to tell, so be warned!(see NPC Aurelius Blackfoot for details)