Mackenzie Bay depth map

Bay: average depth about 19 m, deepest 315 m (GEBCO_2026 grid).

Tap or scroll to load the interactive map

Sea level todayDrag the slider to lower the sea and see the land that would appear.

Sea level in metres below today’s. A simple bathtub model: it lowers the sea everywhere by the same amount and does not simulate how the water would really drain.

Key

Sea depth

  • Deeper than 6,000 m
  • 4,000 to 6,000 m
  • 2,000 to 4,000 m
  • 1,000 to 2,000 m
  • 200 to 1,000 m
  • Shallower than 200 m (the continental shelf)

Land height

  • Land up to 500 m
  • 500 to 2,000 m
  • Above 2,000 m

Drain the oceans

  • Seabed exposed when the sea is lowered A dashed white line marks today’s coast.

How to read the map. Darker blue is deeper water. Tap anywhere to see how deep the sea is there, or how high the land is, and the nearest named undersea feature. Depths come from the GEBCO_2026 grid, which in most of the deep ocean is predicted from satellite measurements of the sea surface rather than surveyed by ship, and the map’s tiles are coarser than the grid, so narrow trenches read shallower on the map than their true depth. Not for navigation.

Mackenzie Bay at a glance

  • 19 maverage depth
  • 6 mmedian depth
  • 315 mmaximum depth
  • 8,649 km²water area

Mackenzie Bay is a bay. Inside its outline the GEBCO grid has about 8,649 km² of water, with an average depth of about 19 m (the middle value is 6 m) and a maximum of 315 m, found at 69.44° N, 138.00° W.

Open the map at the deepest cell and tap to read the depth.

How deep is each part of the Mackenzie Bay?

The bar splits the Mackenzie Bay's water by depth. Each colour is a depth band, and the shares add up to 100%.

  • 0 to 200 m: 100%
  • 200 to 1,000 m: 0%
  • 1,000 to 4,000 m: 0%
  • 4,000 to 6,000 m: 0%
  • below 6,000 m: 0%

Named features near the deepest point: Herschel Basin (33 km), McKinley Ridge (281 km), Barrow Canyon (756 km), Canada Abyssal Plain (814 km).

The Mackenzie Bay if sea level dropped

The slider on the map lowers the sea in steps. This table shows how much of the Mackenzie Bay's water would be land at each step.

Sea level lowered byBecomes landShare of its water
10 m5,021 km²58.1%
20 m5,861 km²67.8%
50 m7,752 km²89.6%
80 m8,343 km²96.5%
120 m8,598 km²99.4%
200 m8,649 km²100%
500 m8,649 km²100%
1,000 m8,649 km²100%
2,000 m8,649 km²100%
3,000 m8,649 km²100%
4,000 m8,649 km²100%
6,000 m8,649 km²100%

A simple bathtub model: it lowers the sea everywhere by the same amount and does not simulate how water would really drain.

Nearby seas

Nearest by the centre of each outline. All oceans and seas

Frequently asked questions

How deep is the Mackenzie Bay?

On average about 19 m in the GEBCO grid (the middle value is 6 m). The deepest cell inside its outline is 315 m, at 69.44° N, 138.00° W.

How big is the Mackenzie Bay?

About 8,649 km² of water inside its Natural Earth outline, counted from the grid cells that are below sea level.

How much of the Mackenzie Bay would be land if sea level dropped?

With the sea 10 m lower, about 5,021 km² (58.1%) of its water would be land. At 6,000 m lower, 100% would be. This is a simple bathtub model that lowers the sea evenly everywhere.

Data: depths from the GEBCO_2026 grid, statistics worked out inside the Natural Earth outline of the bay. See data sources and licences. The GEBCO Grid should NOT be used for navigation or for any other purpose involving safety at sea.

All oceans and seas · Undersea features · Drain the oceans

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