TheyCallMeBruce: Cod is what the ocean *used* to be filled with. The cod fishery back in the 1700's was worth more than the fur trade in North America. They'd catch it, salt it, then ship it over to very religious catholics who wouldn't eat meat on Fridays.
Reaper: we pronounced cawwd, dawwwg, and cawr properly, it's YOUS that pronouce it wrong
it's just a regionalistic accent, nothing more. Same reason people from Boston don't park their cars, they paarr da caa