Today a story made by Alison Ballance from Radio New Zealand's – Our Changing World was aired for the first time. You can see photos and an introduction to the story (aired this Thursday 9pm) at 
http://www.radionz.co.nz/national/programmes/ourchangingworld/audio/20169398/tracking-rig-sharks

The story is great, it discribes the research in ways that everyone can understand.