Foxe Basin

Last updated
Foxe Basin
Map indicating Foxe Basin, Nunavut, Canada.png
Map indicating Foxe Basin
LocationSouth of Baffin Island, Nunavut
Coordinates 65°55′50″N77°55′10″W / 65.93056°N 77.91944°W / 65.93056; -77.91944 (Foxe Basin) [1] Coordinates: 65°55′50″N77°55′10″W / 65.93056°N 77.91944°W / 65.93056; -77.91944 (Foxe Basin) [2]
Type Bay
Foxe Basin, Nunavut, Canada.
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Nunavut
Greenland
Quebec
Newfoundland and Labrador
Manitoba Map indicating Foxe Basin, Nunavut, Canada.png
Foxe Basin, Nunavut, Canada.
  Nunavut
  Greenland
  Quebec
  Newfoundland and Labrador
  Manitoba
Map of Foxe Basin and environs FoxeBasinCloseup.png
Map of Foxe Basin and environs

Foxe Basin is a shallow oceanic basin north of Hudson Bay, in Nunavut, Canada, located between Baffin Island and the Melville Peninsula. For most of the year, it is blocked by sea ice (fast ice) and drift ice made up of multiple ice floes. [3]

Contents

The nutrient-rich cold waters found in the basin are known to be especially favourable to phytoplankton and the numerous islands within it are important bird habitats, including Sabine's gulls and many types of shorebirds. Bowhead whales migrate to the northern part of the basin each summer.

The basin takes its name from the English explorer Luke Foxe who entered the lower part in 1631. [4]

Waterway

Foxe Basin is a broad, predominantly shallow depression, generally less than 100 metres (330 ft) in depth, while to the south, depths of up to 400 metres (1,300 ft) occur. [5] The tidal range decreases from 5 m (16 ft) in the southeast to less than 1 m (3 ft 3 in) in the northwest. During much of the year, landfast ice dominates in the north, while pack ice prevails towards the south. Foxe Basin itself is rarely ice-free until September, open pack ice being common throughout the summer. Vigorous tidal currents and strong winds keep the ice pack in constant motion and contribute to the numerous polynyas and shore leads which are found throughout the region. This same motion, combined with the high sediment content of the water makes the sea ice of Foxe Basin dark and rough, easily distinguishable from other ice in the Canadian Arctic.

Foxe Basin is connected to the Gulf of Boothia via the narrow Fury and Hecla Strait, and to Hudson Bay and Hudson Strait via the wide Foxe Channel. It is also connected to Repulse Bay and Roes Welcome Sound via Frozen Strait.

Coast

The terrain is rocky and rugged in the southern half of the region, and generally low-lying in the north. High cliffs are found across the southern portion of the region, where most of the seabirds nest. Coastal marshes and tidal flats up to 6.5 km (4 mi) in width are found in the vast lowland section of eastern Foxe Basin, as well as in the bays of Southampton Island.

Wildlife

Atlantic walrus herd (Odobenus rosmarus rosmarus), on ice floe in Foxe Basin, July 1999 13 Walross 1999.jpg
Atlantic walrus herd (Odobenus rosmarus rosmarus), on ice floe in Foxe Basin, July 1999
Bowhead whale (Balaena mysticetus), Foxe Basin, July 1999 Gronlandwal 4-1999.jpg
Bowhead whale (Balaena mysticetus), Foxe Basin, July 1999

This is one of the little-known areas of the Canadian Arctic, though it is proving to be biologically rich and diverse. The numerous polynyas in northern Foxe Basin support high densities of bearded seals and the largest walrus herd in Canada (over 6,000 individuals). Ringed seal and polar bear are common, with north Southampton Island as one of the highest-density polar bear denning areas in Canada. [5]

This area is also an important summering area for the bowhead whale, [6] beluga whale and narwhal. Both bowhead whales and belugas winter in the waters of northeastern Hudson Bay. Bowheads were the only known baleen whales to occur in the Hudson Bay, but recently some other species of whale, such as humpback and minke, are confirmed to migrate into the waters as well. [7]

The region is the main North American stronghold of the Sabine's gull, with some 10,000 pairs nesting here. Moderate numbers of black guillemots, Arctic terns and glaucous, herring and ivory gulls also breed here. The Great Plain of the Koukdjuak on Baffin Island is the world's largest goose nesting colony, with upwards of 1.5 million birds, 75 percent of which are lesser snow geese and the remainder Canada and brant geese. Shorebirds and ducks are also abundant. Several hundred thousand thick-billed murres breed on the cliffs of Digges Sound and Coats Island to the south.

Status

This region is not yet represented in the national marine conservation areas system. Studies to identify preliminary representative marine areas have yet to be undertaken.

Related Research Articles

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Southampton Island

Southampton Island is a large island at the entrance to Hudson Bay at Foxe Basin. One of the larger members of the Arctic Archipelago, Southampton Island is part of the Kivalliq Region in Nunavut, Canada. The area of the island is stated as 41,214 km2 (15,913 sq mi) by Statistics Canada. It is the 34th largest island in the world and Canada's ninth largest island. The only settlement on Southampton Island is Coral Harbour, called Salliq in Inuktitut.

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Duke of York Bay is an arm of Foxe Basin, in the Qikiqtaaluk Region of Nunavut, Canada. It is located in northeastern Southampton Island. The bay is directly south of the southern end of White Island, with Comer Strait at the western entrance and Falcon Strait at the eastern entrance.

Frozen Strait is a waterway in Nunavut just north of Hudson Bay between the Melville Peninsula to the north and Southampton Island to the south. It connects Repulse Bay to the west with Foxe Basin to the east. The strait is 80 km (50 mi) long, and 19 to 32 km wide.

Tasiujaq formerly Murray Maxwell Bay is an uninhabited waterway in the Qikiqtaaluk Region, Nunavut, Canada. It is located in the Foxe Basin, north of Baffin Island's Siorarsuk Peninsula. Kapuiviit lies at the opening of the bay.

The Back Peninsula is a cape located on eastern Bell Peninsula, Southampton Island, in the Kivalliq Region, Nunavut, Canada. Its southern shore is part of the northern boundary of Hudson Bay. Foxe Basin is to the north. There are two large bays, Gorden Bay and Junction Bay. Bowhead whale frequent the area. The Bell Peninsula's irregular coastline is marked by Seashore Point and Expectation Point.

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Dorset Island Island in the Arctic Archipelago

Dorset Island or Cape Dorset Island is one of the Canadian Arctic islands located in Hudson Strait, Nunavut, Canada. It lies off the Foxe Peninsula area of southwestern Baffin Island in the Qikiqtaaluk Region. It is serviced by an airport and a harbour.

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North Water Polynya

The North Water Polynya or Pikialasorsuaq to Inuit in Greenland and Sarvarjuaq to Inuit in Canada (NOW) is a polynya that lies between Greenland and Canada in northern Baffin Bay. The world's largest Arctic polynya at about 85,000 km2 (33,000 sq mi), it creates a warm microclimate that provides a refuge for narwhal, beluga, walrus, and bowhead whales to feed and rest. While thin ice forms in some areas, the polynya is kept open by wind, tides and an ice bridge on its northern edge. Named the "North Water" by 19th century whalers who relied on it for spring passage, this polynya is one of the most biologically productive marine areas in the Arctic Ocean.

References

  1. "Foxe Basin". Geographical Names Data Base . Natural Resources Canada.
  2. "Foxe Basin". Geographical Names Data Base . Natural Resources Canada.
  3. Finlayson, Douglas; Clarke, R. Allyn (15 December 2013). "Foxe Basin". The Canadian Encyclopedia . Historica Canada.
  4. Foxe, Luke National Historic Person . Directory of Federal Heritage Designations. Parks Canada .
  5. 1 2 Paulic, J.E.; Cleator, H.; Martin, K.A. (August 2014). Ecologically and Biologically Significant Areas (EBSA) in Northern Foxe Basin, Nunavut: identification and delineation (PDF) (Report). Fisheries and Oceans Canada. Research Document 2014/042.
  6. Hudson Bay-Foxe Basin Bowhead Whales (PDF) (Report). Fisheries and Oceans Canada. October 1999. Stock Status Report E2-52.
  7. Higdon, Jeff W.; Ferguson, Steven H. (1 September 2011). "Reports of Humpback and Minke Whales in the Hudson Bay Region, Eastern Canadian Arctic". Northeastern Naturalist. 18 (3): 370–377. doi:10.1656/045.018.0309. S2CID   85843505.

Further reading