Bog Forest



Flora, fauna, earth, and sky...
The natural history of the northwoods


  • Province: Laurentian Mixed Forest
    • Section: Northern Superior Uplands
      • Subsection: Border Lakes
  • System: Fire Dependent Woodland


  • The Alder/Willow Wetland, about 2.5% of the BWCAW by surface area
  • Slow moving subsurface water with dense, nearly impenetrable cover of tall shrubs
  • Signature Species





Ground Cover

  • Schreber's Feather Moss, Pleurozium schreberi
  • Reindeer Mosses, Cladonia spp.
  • Dicranum Moss, Dicranum spp
  • Hair Cap Mosses, Polytrichum spp
  • Sphagnum Moss, Sphagnum angustifolium
  • Sphagnum Moss, Sphagnum fuscum
  • Sphagnum Moss, Sphagnum magellanicum

Landform & Topography:

Soils & Hydrology:


  • The Black Spruce and Tamarack Bog Forests, about 9.5% of the BWCAW by area
  • Advanced succession bog capable of supporting trees
  • Signature Species
  • Sub-types
    • Black Spruce Bog Forest
    • Tamarack Bog Forest

Species which reach their highest density in the bog:

  • Spruce Grouse, Dendragapus canadensis
  • Yellow-bellied Flycatcher, Empidonax flaviventris
  • Palm Warbler, Dendroica palmarum
  • Connecticut Warbler, Oporonis agilis
  • Northern Waterthrush, Seiurus noveboracensis
  • Lincoln's sparrow, Melospiza lincolnii

Species common to the bog:

  • Olive-sided Flycatcher, Contopus borealis
  • Nashville Warbler, Vermivora ruficapilla
  • Rusty Blackbird, Euphagus carolinus
  • Three-toed Woodpecker, Picoides tridactylus
  • Black-backed Woodpecker, Picoides arcticus
  • Gray Jay, Perisoreus canadensis
  • Golden-crowned Kinglet, Regulus satrapa
  • Ruby-crowned Kinglet, Regulus calendula
  • Tree Swallow, Tachycineta bicolor
  • Boreal Chickadee, Parus hudsonicus
  • Hermit Thrush, Catharus guttatus
  • Swainson's Thrush, Catharus ustulatus
  • Solitary Vireo, Vireo solitarius
  • Red-eyed Vireo, Vireo olivaceus
  • Black-and-White Warbler, Mniotilta varia
  • Cape May Warbler, Dendroica tigrina
  • Yellow Rumped Warbler, Dendroica coronata
  • Blackburnian Warbler, Dendroica fusca
  • Bay Breasted Warbler, Dendroica castanea
  • Common Yellowthroat, Geothlypis trichas
  • Evening Grosbeak, Coccothrastes vespertinus
  • Dark Eyed Junco, Junco hyemalis
  • Chipping Sparrow, Spizella passerina
  • White Throated Sparrow, Zonotrichia albicollis
  • Swamp Sparrow, Melospiza georgiana
  • Common Porcupine, Erethizon dorsatum
  • Moose, Alces alces
  • White Tail Deer, Odocoileus virginiana
  • Black Bear, Ursus americana
  • Timber Wolf, Canis lupus
  • Woodland Caribou, Rangifer tarandus caribou
  • Southern Bog Lemming, Synaptopmys cooperi
  • Northern Bog Lemming, Synaptopmys borealis
  • Masked Shrew, Sorex cinereus
  • Water Shrew, Sorex palustris
  • Pygmy Shrew, Microsorex hoyi
  • Meadow Jumping Mouse, Zapus hudsonius
  • White Foot Mouse, Peromyscus leucopus
  • Southern Red Back Vole, Clethrionomys gapperi


  • History


Lowland Plant Communities Upland Plant Communities

Boreal border

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Last updated on 30 June, 2004