The answer is Newfoundland.
he explored eastern Canada
John Cabot / Giovanni Caboto explored the Canadian area in the year of 1497.
John Cabot explored the northeastern coast of Canada, particularly Newfoundland. His journeys are notable because he was the first European to reach this area since the Vikings had done so in the 11th century.
Canada there he found a rich fishing area
he found a rich area of fish of the coast of Canada
John Cabot found Nova Scotia which he thought was Asia, and also many good fishing sites. He did not find much gold at all.
Well, in "Murder She Wrote", Jessica Fletcher lines in Cabot Cove! But - seriously - Cabot Strait: a lake and a strait between Newfoundland and Cape Breton Island named after John Cabot (c.1450-c.1499), the Italian navigator who explored this area on behalf of Henry VII, King of England (1485-1509), at the end of the 15th century.
he found a rich fishing area off the coast of Canada. (You call that an answer?) (From, 969)
It was Jacques Cartier that explored Canada and claimed it for France. When arriving in the region the area was then known as Newfoundland. It was in 1534 when Jacques Cartier arrived in the area now known as Canada.
The east coast of Canada.
The Grand Banks fishing area was discovered by John Cabot in 1497 while he was exploring the North Atlantic for England.
He did not even go to Greenland