Thousand Islands National Park Thousand Islands National Park Thousand Islands National Park (established 1904), formerly known as the St. Lawrence Islands National Park, is located on the 1000 Islands Parkway in the Thousand Islands Region of the Saint Lawrence River. The islands are actually the worn-down tops of ancient mountains. This region, the Frontenac Axis, connects the Canadian Shield from Algonquin Park in Ontario to the Adirondack Mountains in New York. The park consists of 21 islands plus many smaller islets, 2 mainland properties and a visitor centre at Mallorytown, Ontario on the mainland. It is one of Canada's smallest national parks with a
North American river otter inland wetlands, coastal shorelines, marshes, and estuaries. It can tolerate a great range of temperature and elevations. A North American river otter's main requirements are a steady food supply and easy access to a body of water. However, it is sensitive to pollution, and will disappear from tainted areas. Like other otters, the North American river otter lives in a holt, or den, constructed in the burrows of other animals, or in natural hollows, such as under a log or in river banks. An entrance, which may be under water or above ground, leads to a nest chamber lined with