Series on amateur naturalists follows four intrepid people who study coastal creatures.

The coast is not the easiest place to watch wildlife, but perseverance pays off. One man has been studying sea birds for 30 years, another has galvanised his community into spending hours on the cliff tops, watching for dolphins, and another dives into the depths in search of sea urchins. Finally, one couple's passion for seals is revealing new things about this well-loved animal. Show less