The Severn Bore

In order to see this content you need to have both Javascript enabled and Flash installed. Visit BBC Webwise for full instructions

Effects on river levels and post-event amounts of debris in the water.

Illustration of the Severn Bore, a unique tidal system in the lower course of the River Severn close to the river mouth creating a large wave which flows down the river. This is higher at certain times of the year ; eg in early spring. Shows its effects on wildlife in the river, including an otter and the after effects of the Bore with large amounts of logs and other debris in the water.

From: Landmarks The River Severn The Course of the River

First Broadcast : 06 January 1997

Teachers' notes

Age Group : 7-9,9-11

Subject : Geography

Topic : Physical geography, Rivers

Keywords : River Severn, Bore, Tidal rivers,

Notes : Can use clip as part of study into tidal rivers - why does the Severn produce the tidal bore? What is particular to the Severn? Discuss potential uses of the Severn Bore in terms of energy creation etc. See The Severn Bore for details of timing of the bore and other bores in other parts of the world. Consider organising a field trip to see the bore in action.

Search for more Learning clips...