Oxbow Lakes Flashcards

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1
Q

What is an oxbow lake?

A

It is a horseshoe-shaped lake that is formed when a meander is cut off from the river.

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2
Q

How is an oxbow lake formed?

A

When the neck of the meander becomes very tight, the river can erode its way through the neck to take the straightest course. this is usually during a flood when the river has a higher discharge and more energy.

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3
Q

When is the loop cut off?

A

The loop is cut off from the main river when sediment is deposited at the entrances to the loop.

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4
Q

What is a dried up oxbow lake called?

A

An oxbow scar

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5
Q

What is an example of an oxbow lake?

A

The river Liffey

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