The list of ecoregions in Wisconsin are listings of

terrestrial ecoregions An ecoregion (ecological region) or ecozone (ecological zone) is an ecology, ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than a biogeographic realm. Ecoregions cover relatively large a ...

(see also,

ecosystem An ecosystem (or ecological system) consists of all the organisms and the physical environment with which they interact. These biotic and abiotic components are linked together through nutrient cycles and energy flows. Energy enters the syste ...

) in the United States' State of

Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...

, as defined separately by the

United States Environmental Protection Agency The Environmental Protection Agency (EPA) is an independent executive agency of the United States federal government tasked with environmental protection matters. President Richard Nixon proposed the establishment of EPA on July 9, 1970; it be ...

(USEPA), and the

World Wildlife Fund The World Wide Fund for Nature Inc. (WWF) is an international non-governmental organization founded in 1961 that works in the field of wilderness preservation and the reduction of human impact on the environment. It was formerly named the Wo ...

USEPA

The USEPA ecoregion classification system has four levels, but only Levels I, III, and IV are shown on this list. Level I divides North America into 15 broad ecoregions (or

biomes A biome () is a biogeographical unit consisting of a biological community that has formed in response to the physical environment in which they are found and a shared regional climate. Biomes may span more than one continent. Biome is a broader ...

). Wisconsin is within the Eastern Temperate Forest, and in the Great Plains, Level I regions. Level IV ecoregions (denoted by numbers and letters) are a further subdivision of Level III ecoregions (denoted by numbers alone). tp://ftp.epa.gov/wed/ecoregions/wi/wi_eco.pdf Level 3 and Level 4 Ecoregions of WisconsinUSEPA

Great Plains

* 47 Western Corn Belt Plains **47g - Prairie Pothole Region

Eastern Temperate Forest

*50 Northern Lakes and Forests **50a -

Lake Superior Lake Superior in central North America is the largest freshwater lake in the world by surface areaThe Caspian Sea is the largest lake, but is saline, not freshwater. and the third-largest by volume, holding 10% of the world's surface fresh wa ...

Clay Plain **50b - Minnesota/Wisconsin Upland

Till image:Geschiebemergel.JPG, Closeup of glacial till. Note that the larger grains (pebbles and gravel) in the till are completely surrounded by the matrix of finer material (silt and sand), and this characteristic, known as ''matrix support'', is d ...

Plain **50c -

St. Croix Saint Croix; nl, Sint-Kruis; french: link=no, Sainte-Croix; Danish and no, Sankt Croix, Taino: ''Ay Ay'' ( ) is an island in the Caribbean Sea, and a county and constituent district of the United States Virgin Islands (USVI), an unincor ...

Pine Barrens **50d - Ontonagon Lobe

Moraines A moraine is any accumulation of unconsolidated debris (regolith and rock), sometimes referred to as glacial till, that occurs in both currently and formerly glaciated regions, and that has been previously carried along by a glacier or ice shee ...

and Gogebic Iron Range **50e - Chequamegon Moraine and Outwash Plain **50f - Blue Hills **50g - Chippewa Lobe Rocky Ground Moraines **50h - Perkinstown End Moraine **50i - Northern Highlands Lakes Country **50j - Brule and

Paint River Paint River is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map accessed December 19, 2011 river in the U.S. state of Michigan. It is a tributary of the Brule River and flows through Gogebic an ...

Drumlins **50k - Wisconsin/Michigan Pine and Oak Barrens **50l - Menominee Ground Moraine *51 North Central Hardwood Forests **51a - St. Croix Stagnation Moraines **51b - Central Wisconsin Undulating Till Plain **51c - Glacial Lake Wisconsin Sand Plain **51d - Central Sand Ridges **51e - Upper Wolf River Stagnation Moraine **51f - Green Bay Till and

Lacustrine Plain A lacustrine plain or lake plain is a plain formed due to the past existence of a lake and its accompanying sediment accumulation. Lacustrine plains can be formed through one of three major mechanisms: glacial drainage, differential uplift, and inla ...

**51g -

Door A door is a hinged or otherwise movable barrier that allows ingress (entry) into and egress (exit) from an enclosure. The created opening in the wall is a ''doorway'' or ''portal''. A door's essential and primary purpose is to provide security b ...

Peninsula *52

Driftless Area The Driftless Area, a topographical and cultural region in the American Midwest, comprises southwestern Wisconsin, southeastern Minnesota, northeastern Iowa, and the extreme northwestern corner of Illinois. Never covered by ice during the last ...

**52a - Savanna Section **52b - Coulee Section *53

Southeastern Wisconsin Till Plains The Southeastern Wisconsin Till Plains is an ecoregion in southeastern Wisconsin and northeastern Illinois in the United States. It is a Level III ecoregion in the classification system of the United States Environmental Protection Agency (EPA), w ...

**53a - Rock River Drift Plain **53b - Kettle Moraines **53c - Southeastern Wisconsin

Savannah A savanna or savannah is a mixed woodland-grassland (i.e. grassy woodland) ecosystem characterised by the trees being sufficiently widely spaced so that the Canopy (forest), canopy does not close. The open canopy allows sufficient light to rea ...

and Till Plain **53d -

Lake Michigan Lake Michigan is one of the five Great Lakes of North America. It is the second-largest of the Great Lakes by volume () and the third-largest by surface area (), after Lake Superior and Lake Huron. To the east, its basin is conjoined with that o ...

Lacustrine Clay Plain *54 Central

Corn Belt The Corn Belt is a region of the Midwestern United States that, since the 1850s, has dominated corn production in the United States. In the United States, ''corn'' is the common word for maize. More generally, the concept of the Corn Belt con ...

Plains **54e - Chiwaukee Prairie Region

World Wildlife Fund

References

*See: Ricketts, Taylor H; Eric Dinerstein; David M. Olson; Colby J. Loucks; et al. (1999). ''Terrestrial Ecoregions of North America: a Conservation Assessment.'' Island Press;

Washington, DC ) , image_skyline = , image_caption = Clockwise from top left: the Washington Monument and Lincoln Memorial on the National Mall, United States Capitol, Logan Circle, Jefferson Memorial, White House, Adams Morgan ...

{{DEFAULTSORT:Ecoregions in Wisconsin

United States science-related lists Wisconsin geography-related lists Environment of Wisconsin

USEPA

Great Plains

Eastern Temperate Forest

World Wildlife Fund

See also

References