DORSET STOUR CS Flashcards

1
Q

Where is the Dorset stour’s source?

A

Wiltshire and touches the boarder of Somerset.

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2
Q

Where does the Dorset stour flow through?

A

Flows through Dorset to Christchurch.

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3
Q

How much does the Dorset Stour descend and over what distance?

A

230 metres over a distance of 96km.

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4
Q

What are some of the Dorset Stours’ main tributaries?

A

-The Cale
-The Allen
-River Crane

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5
Q

What 3 counties does the Dorset Stour run through?

A

Somerset, Wiltshire, Dorset

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6
Q

What area does the Dorset Stour drain?

A

1240km

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7
Q

How long is the river Stour?

A

96km

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8
Q

How far does the dorset stour descend?

A

230m

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9
Q

How do tributaries impact hydrology of the Dorset Stour?

A

shorter lag time, more water enters the river faster through river channels.

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10
Q

Describe the geology of the Dorset Stour?

A

Upper - impermeable, Oolite clay
Middle - chalk down land
Lower - Eocene, semi-permeable clay

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11
Q

What process occurs on the chalk down lands?

A

Soil creep

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12
Q

What is meant by thin soil?

A

Poor quality, eroded easily

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13
Q

Give an example of an SSSI impacted by the Dorset Stour?

A

Dorset heath.

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14
Q

How many people live on the Dorset Stour catchment?

A

400,000

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