
Sandbar
Natural Formation
Sandbars are natural and form over time, sometimes visible above water.

Birds often rest on the sandbar at low tide.
Navigational Hazard
Sandbars can be dangerous for boats as they're shallow and can cause grounding.

The captain avoided the sandbar to prevent ship damage.
Temporary Landscape
Sandbars can change shape or disappear with strong currents and tides.

The sandbar wasn't there last summer.
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SandbankShoal
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