Trainee Tour Guide Tess, visits the Moray Firth to see if she can spot seals and dolphins. Inverness stands at the mouth of the River Ness at the end of the Great Glen. The water flows into the Moray Firth, Scotland’s largest estuary, where fresh water from the river mixes with salt water from the sea. The Firth is home to dolphins and seals.

First broadcast:
8 March 2004

Using a map, the path of all waters leading to the Moray Firth can be found and discussed. Are the waters from each sea water or fresh water? What other animals could Tess find in the Firth? What do the dolphins or seals feed on? As a 'firth' is the Scottish word for estuary where can you find estuaries in England? How does the wildlife and feeding streams and rivers compare?