The Little Mississippi River is a river in eastern Ontario

Ontario

Ontario is a province of Canada, located in east-central Canada. It is Canada's most populous province and second largest in total area. It is home to the nation's most populous city, Toronto, and the nation's capital, Ottawa....

, Canada. It is the outlet river of Weslemkoon Lake

Weslemkoon Lake

Weslemkoon Lake is located in the Township of Addington Highlands, Ontario, Canada, near Denbigh and about north of Belleville. The lake is well known for large and small-mouth bass and lake trout fishing, cottaging, seclusion, and wildlife, making it a perfect retreat for people wishing to "get...

 and ends in the York River

York River (Ontario)

The York River is a river in Ontario, Canada, which originates at Yorkend Lake in the southern extension of Algonquin Park. The river flows through the town of Bancroft, Ontario, continues on through the Conroy Marsh, a provincially significant wetland and empties into the Madawaska River.The...

 which in turn empties into the Madawaska River

Madawaska River (Ontario)

The Madawaska River is a river in Ontario, Canada. The river is long and drains an area of . It originates at Source Lake in the highlands of Algonquin Park at an elevation of and flows east, dropping before emptying into the Ottawa River at Arnprior....

, a tributary of the Ottawa River

Ottawa River

The Ottawa River is a river in the Canadian provinces of Ontario and Quebec. For most of its length, it now defines the border between these two provinces.-Geography:...

.

The river joins the York River where it flows through Conroy Marsh, a provincially significant wetland. At one time, this river was used to transport logs out of the pine forests to sawmill

Sawmill

A sawmill is a facility where logs are cut into boards.-Sawmill process:A sawmill's basic operation is much like those of hundreds of years ago; a log enters on one end and dimensional lumber exits on the other end....

s located downstream. A number of timber slide

Timber slide

A timber slide is a device for moving timber past rapids and waterfalls. Their use in Canada was widespread in the 18th and 19th century timber trade. At this time, cut timber would be floated down rivers in large timber rafts from logging camps to ports such as Montreal and Saint John, New...

s were built to transport logs through rapids along the river. Now, the river is used for recreational canoe

Canoe

A canoe or Canadian canoe is a small narrow boat, typically human-powered, though it may also be powered by sails or small electric or gas motors. Canoes are usually pointed at both bow and stern and are normally open on top, but can be decked over A canoe (North American English) or Canadian...

ing.

It is called Little to distinguish it from the larger Mississippi River

Mississippi River (Ontario)

The Mississippi River is a tributary of the Ottawa River in eastern Ontario in Canada. It is in length from its source in Upper Mazinaw Lake, has a drainage area of , and has a mean discharge of...

 of Ontario, which is distinct from the much larger Mississippi River

Mississippi River

The Mississippi River is the largest river system in North America. Flowing entirely in the United States, this river rises in western Minnesota and meanders slowly southwards for to the Mississippi River Delta at the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains...

 in the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

.