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Black spruce (Picea mariana)

White spruce (Picea glauca)

Siberian spruce (Picea obovata)

Jack pine (Pinus banksiana) – Producer

Twinflower (Linnaea borealis) – Producer

Alder (Alnus spp.) – Producer

Fireweed (Chamerion angustifolium) – Producer

Birch (Betula papyrifera, Betula pendula) – Producer

Cloudberry (Rubus chamaemorus) – Producer

Reindeer lichen (Cladonia rangiferina) – Producer

Arctic raspberry (Rubus arcticus) – Producer

Sphagnum moss (Sphagnum spp.) – Producer

Juniper (Juniperus communis) – Producer

Willow (Salix spp.) – Producer

Siberian larch (Larix sibirica) – Producer

Dwarf birch (Betula nana) – Producer

Aspen (Populus tremuloides) – Producer

Moose (Alces alces)

Caribou (Rangifer tarandus)

Reindeer (Rangifer tarandus)

Snowshoe hare (Lepus americanus)

Elk (Cervus canadensis)

Beaver (genus Castor)

Bears (Ursidae)

Spruce Budworms (Choristoneura fumiferana)

Plant Juices (sap)

Trash (Detritus)

Mosquito larvae (wigglers)

Black flies (Simuliidae)

Boreal moths (Nepytia pellucidaria)

Spruce grouse (Canachites canadensis)

Seeds (spermatophyte)

Blackbacked woodpecker (Picoides arcticus)

Wood frog (Lithobates sylvaticus)

Siberian Salamander (Salamandrella keyserlingii)

Boreal chorus frog (Pseudacris maculata)

Boreal owl (Aegolius funereus)

Wolverine (Gulo gulo)

Carpenter ants (Camponotus spp.)

Pine beetles (Dendroctonus ponderosae)

Honey Fungus (Armillariella mellea)

Gray jay (Perisoreus canadensis)

Red fox (Vulpes vulpes)

Lynx (Lynx canadensis)

Marten (Martes americana)

Snowy owl (Bubo scandiacus)

Great gray owl (Strix nebulosa)

Bald eagle (Haliaeetus leucocephalus)

Common raven (Corvus corax)

Gray wolf (Canis lupus)

Mesopredators

Mesopredators are kind of a bridge between apex predators and secondary predators.

Secondary Predators

Primary Predators

Primary Producers^

Hierarchy

Apex Predators

Decomposers

Sow Bug (Armidillidium vulgare)

Decomposes

Turns into fertelizer

Helps the plants grow