The Section supports low to moderate populations of brown bears. The deep, oligotrophic lakes provide habitat for trout. The growing season lasts approximately from May 15 to September 10. Surface Water Characteristics. Major streams generally flow northeast to southwest along valleys, corresponding to faults.
Streams are swift and meandering.
A few oxbow and thaw lakes occur in the valleys, whereas some cirque lakes are located in the glaciated mountains. Permafrost underlies most lowland soils and high mountains, but is absent in soils covered by forests or by grasses and alders. Glaciers are not present. Wetlands occupy up to 53 percent of the area. Wildfires are frequent events.