What are some of the facts about Lake Eric and Lake Ontario?

Lake Erie and Lake Ontario are two of the five Great Lakes of North America. Lake Erie is the fourth largest by surface area and is the shallowest of the Great Lakes, making it the warmest; it has a maximum depth of about 210 feet. In contrast, Lake Ontario is the smallest by surface area and has a maximum depth of approximately 802 feet, making it the second-deepest lake in the Great Lakes system. Both lakes are vital for regional ecosystems, economy, and recreation, and they are interconnected through the Niagara River and the Welland Canal.