Lake Jefferson is a lake in Le Sueur County

Le Sueur County, Minnesota

As of the census of 2000, there were 25,426 people, 9,630 households, and 6,923 families residing in the county. The population density was 57 people per square mile . There were 10,858 housing units at an average density of 24 per square mile...

, Minnesota

Minnesota

Minnesota is a U.S. state located in the Midwestern United States. The twelfth largest state of the U.S., it is the twenty-first most populous, with 5.3 million residents. Minnesota was carved out of the eastern half of the Minnesota Territory and admitted to the Union as the thirty-second state...

, United States

United States

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

. The lake covers an area of 1141 acres (4.6 km²) and is 37 feet (11.3 m) deep at its deepest point. Fish species enzootic

Enzootic

Enzootic is the non-human equivalent of endemic and means, in a broad sense, "belonging to" or "native to", "characteristic of", or "prevalent in" a particular geography, race, field, area, or environment; native to an area or scope....

 to Lake Jefferson include bluegill

Bluegill

The Bluegill is a species of freshwater fish sometimes referred to as bream, brim, or copper nose. It is a member of the sunfish family Centrarchidae of the order Perciformes.-Range and distribution:...

, largemouth bass

Largemouth bass

The largemouth bass is a species of black bass in the sunfish family native to North America . It is also known as widemouth bass, bigmouth, black bass, bucketmouth, Potter's fish, Florida bass, Florida largemouth, green bass, green trout, linesides, Oswego bass, southern largemouth...

, northern pike

Northern Pike

The northern pike , is a species of carnivorous fish of the genus Esox...

, and walleye

Walleye

Walleye is a freshwater perciform fish native to most of Canada and to the northern United States. It is a North American close relative of the European pikeperch...

. While the Geographic Names Information System

Geographic Names Information System

The Geographic Names Information System is a database that contains name and locative information about more than two million physical and cultural features located throughout the United States of America and its territories. It is a type of gazetteer...

considers Lake Jefferson to be a single lake, it is sometimes referred to as two lakes, East Jefferson Lake and West Jefferson Lake. There are four sections: lower Jefferson, middle Jefferson, upper Jefferson, and Swedes Bay.