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Northern Research Station
One Gifford Pinchot Drive
Madison, WI 53726
(608) 231-9318
(608) 231-9544 TTY/TDD

Research Natural Area

Battle Point

State: Minnesota

County: Itasca

Forest: Chippewa

District: Deer River

Established: 1991

Acres: 329

Description: The RNA is located on a peninsula jutting into Lake Winnibigoshish and Cut Foot Sioux Lake. Marsh, lowland brush, small lake, quaking aspen (Populus tremuloides), red pine (Pinus resinosa), northern red oak (Quercus rubra), and sugar-maple/American basswood (Acer saccharum/Tilia americana) ecosystems are present. The site is one of the few remaining old-growth northern hardwood forests occurring within the Chippewa National Forest. The mature sugar-maple/American basswood (Acer saccharum/Tilia americana) stand is the distinguishing feature of the RNA.

Ecological Information

Physical and Climatic Conditions:

Nearest weather station, with distance and direction from RNA : Winnibigoshish Dam weather station is located 5 miles (9 km) south of Battle Point.

Annual precipitation (type, seasonal distribution) : The average annual precipitation is 26.7 inches (67.8 cm), with 11.3 inches (28.7 cm) falling in summer. Average annual snowfall is 43.7 inches (111 cm).

Maximum and minimum temperatures :
Maximum 99 ºF , Minimum -42 ºF
Annual: 28.8 ºF, 51.1 ºF
January: -5.4 ºF, 16.6 ºF
July: 57.2 ºF, 80.9 ºF.

Elevation: Elevations range from approximately 1300 feet (396.2 m) at the shore of Lake Winnibigoshish to 1335 feet (407 m) within the interior of Battle Point.

Geology and Soils: As part of the Bemidji Sand Plain and Aitkin Lacustrine Sand Plain, the topography is level to gently rolling. Battle Point is formed by an eskar. Soils are sandy over sand and well-drained. Finer textured soils occur in the southeastern portion of the RNA.

Aquatic Features: Most of Minnow Lake is within the RNA.

Ecological Classification & Inventory

Section: Northern Minnesota Drift and Lake Plains (212N)

Subsection(s): Chippewa Plains (212Na)

Landtypes: Fine Sandy Outwash Plain (N77), Course Sandy Outwash Plain (N78), Silty Lacustrine Plain (N82), Somewhat Poorly Drained Outwash Plain (N83), Very Poorly Drained Organic Closed System (N86).

Plant Communities: Open water and marsh (64 ac) and lowland brush (23 ac) communities are present, in addition to the forest communities listed below.

SAF Cover Types (list acres): Kuchler Types (list acres):
15 Red pine (42) 86 Great Lakes Pine Forest (53)
16 Aspen (11) 90 Maple-Basswood (Acer-Tilia) (189)
26 Sugar maple-basswood (121)  
55 Northern red oak (68)  

 

Common Shrub Species: Serviceberry (Amelanchier spp.), round-leaved dogwood (Cornus rugosa), beaked hazel-nut (Corylus cornuta), red berried elder (Sambucus pubens), pagoda-dogwood (Cornus alternifolia), wild honeysuckle (Lonicera dioica), downy arrow-wood (Viburnum rafinesquianum).

Common Herbaceous Species: Wood-anemone (Anemone quinquefolia), Jack-in-the-pulpit (Arisaema triphyllum), big-leaved aster (Aster macrophyllus), blue cohosh (Caulophyllum thalictroides).

Common Bird Species: Red-shouldered hawk (Buteo lineatus), northern goshawk (Accipter gentilis), hermit thrush (Catharus guttatus), mallard (Anas platyrhynchos), wood duck (Aix sponsa), blue-winged teal (Anas discors).

Related Publications:

Wendt, Keith M.; Rusterholz, Kent A.; LePlant, Mary B.; Shadis, David A. 1991. Establishment Record of the Battle Point Research Natural Area within the Chippewa National Forest. Unpublished report on file at the Northern Research Station, Rhinelander, 37 pages.

Last Modified: 11/09/2006