Catalyst (ABC TV) Thursday 13 June 2013

What they lack in size they make up for in sheer numbers. They’re the backbone of more than a third of the world’s fisheries. They are small pelagic fish – small because they’re usually less than 10cm long, pelagic because they live near the surface of the ocean. They’re also known as baitfish because just about everything else eats them.

Click to view video: