Lake Superior other Great Lakes fish, populations have also been affected by the accidental or intentional introduction of foreign species such as the sea lamprey and Eurasian ruffe. Accidental introductions have occurred in part by the removal of natural barriers to navigation between the Great Lakes. Overfishing has also been a factor in the decline of fish populations. Lake Superior Lake Superior (; ), the largest of the Great Lakes of North America, is also the world's largest freshwater lake by surface area, and the third largest freshwater lake by volume. The lake is shared by the Canadian province of Ontario to
Round Lake (Florida lake) Round Lake (Florida lake) Round Lake is a natural freshwater lake on the south side of Winter Haven, Florida. It is almost round in shape and has a surface area of . It is bordered on the north, east and southeast by houses in a gated community. On the south is a grass field, beyond which is Eloise Loop Road, and on the west and southwest is a citrus grove. Round Lake is about east of the south cove of Lake Winterset. This lake is swampy on much of its shore and there are ten or so minuscule islets along