ELSS - River Kennet CS Flashcards
1
Q
Where is the River Kennet located?
A
Wiltshire and Berkshire
2
Q
What is the water table like in the River Kennet?
A
Deep
3
Q
What is the geology in the upper catchment of the river?
A
Chalk
4
Q
What type of rock is chalk?
A
Permeable
5
Q
Why are chalk streams important?
A
- Rare
- Unique ecosystems
6
Q
What type of fauna does the river support?
A
- Atlantic salmon
- Brown trout
- Water voles
- Otters
7
Q
What flows contribute to river discharge?
A
- Percolation
- Infiltration
- Channel flow
- Groundwater flow
8
Q
What flows contribute to river discharge?
A
- Percolation
- Infiltration
- Channel flow
- Groundwater flow
9
Q
Historically why was demand to extract water high?
A
- Water was used to power watermills
- For brewing and tanning (17th, 18th)
10
Q
What settlements are close to the river?
A
Swindon - urban area reliant on water
11
Q
What is the population of Swindon?
A
> 220,000
12
Q
How would you extract water from a basin?
A
- Pumps
- Pipelines - wells
13
Q
What problems does over extraction from the River Kennet cause?
A
- Harm to wildlife habitats
- Part of children upbringings - sense of place
- Disturbance to best known chalk stream
- SSSI
- Provides fish - so jobs could be lost
14
Q
What was the campaign against extraction?
A
Angling Trust
15
Q
How much have flows reduced by in the River Kennet?
A
10-14%
