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Great Slave Lake Trivia Questions

How much do you really know about Great Slave Lake? Below are 8 true or false statements. Click each one to reveal the answer and explanation.

1.

The lake is named after the Slavey Indigenous people, not a reference to enslavement.

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Medium
✓ TRUE

The name derives from the Slavey Dene people, though early European traders misinterpreted the term, linking it to slavery.

2.

Great Slave Lake completely freezes over every winter, but its ice can be thick enough to drive trucks on.

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Medium
✓ TRUE

Ice thickness often exceeds 1.5 meters, supporting winter roads and even ice trucking routes to remote communities.

3.

Great Slave Lake is the second-largest lake entirely within Canada, after Lake Winnipeg.

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Medium
✗ FALSE

False. The largest lake entirely within Canada is Great Bear Lake, not Lake Winnipeg. Great Slave Lake is the second largest.

4.

Great Slave Lake was formed by a meteorite impact, not glacial activity.

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Medium
✗ FALSE

It was carved by glacial erosion during the last Ice Age, not by a meteorite—though its shape is influenced by ancient fault lines.

5.

Great Slave Lake is home to a species of freshwater seal found nowhere else on Earth.

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Hard
✗ FALSE

No unique freshwater seal lives there; seals are rare in the lake, and any sightings are likely from migrating harbor seals via river systems.

6.

Great Slave Lake is the deepest lake in North America, reaching over 600 meters deep.

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Hard
✓ TRUE

Its maximum depth is 614 meters, making it the deepest lake in North America.

7.

Great Slave Lake's shoreline is home to the only diamond mine in Canada.

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Hard
✗ FALSE

Diamond mines like Ekati and Diavik are near the lake but not on its shoreline; they are located in the tundra north of Yellowknife.

8.

Great Slave Lake is deeper than Lake Superior.

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Hard
✓ TRUE

Great Slave Lake has a maximum depth of 614 meters, while Lake Superior's maximum depth is 406 meters.

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