Ellie Harrison visits two very different rivers - the Tyne in Newcastle and a chalk stream in Dorset - to find out how their wildlife is faring in this changing habitat. Show more
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Ellie Harrison visits two very different rivers - the Tyne in Newcastle and a chalk stream in Dorset - to find out how their wildlife is faring in this changing habitat. Show more
BBC One is a TV channel that started broadcasting on the 20th April 1964. It replaced BBC Television.
