Well a decendant at least. I know he makes an appearance as a dungeon in the OoA game which I oversaught in my first post.
As far as the "chosen" maybe the Zora got a little pissed that their race had to adapt and may be a reason they are an enemy as Zola's/Zora's in later games? It's possible...
Centuries after OoT (the space inbetween TWW) was biblical in a sense. The Great Flood takes place, obviously wiping out pretty much everyone besides the Zora. Goron's are scarce in WW and virtually gone in the later (older) games.
I speculate that when the other races of Hyrule realized that...