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Location Canada, Nunavut
Central coordinates 100o 19.84' West  65o 55.27' North
IBA criteria A4iii
Area 160,000 ha
Year of IBA assessment 2008

Bird Studies Canada/Nature Canada

Site description This site follows the middle part of the Back River, in southern Nunavut, where it widens to include Pelly, Upper Garry, Garry, and Lower Garry lakes (the latter to 99°W). The area has low relief and the substrates are glacial silts, sands and gravels. Meadows of sedges and grasses are located along the shores of the lakes and rivers. This river is isolated with no nearby communities.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
A4iii Species group - waterbirds passage  1986  20,000-49,999 individuals  unknown  A4iii   

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Thelon Wildlife Sanctuary Wildlife Sanctuary 5,579,634 protected area overlaps with site 4,000  


IUCN habitat Habitat detail Extent (% of site)
Grassland Edaphic grassland  -
Wetlands (inland) Freshwater marshes/swamps; Rivers  -

Land use

Land-use Extent (% of site)
not utilised major

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Middle Back River. Downloaded from on 29/08/2014

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