The Severn Bore Flashcards
1
Q
How big is the tidal range?
A
13m
2
Q
What is the Severn bore?
A
A sudden influx of water at a high (spring) tide sends a 1m high tidal wall of water upriver
3
Q
How fast can the water move upstream?
A
Up to 30km an hour
4
Q
What causes the Severn bore?
A
High tide in Bristol Channel, water becomes confined within the narrow Severn river channel