The Mississaugas of Scugog Island First Nation can trace their connection to the community back more than 300 years, settling on bountiful lands near Lake Ontario after being uprooted from their former homelands north of Lake Huron.The Mississaugas of Scugog Island First Nation can trace their connection to the community back more than 300 years, settling on bountiful lands near Lake Ontario after being uprooted from their former homelands north of Lake Huron.