The waters off the eastern cape of South Africa are teeming with life. Scientists study the behavior of fish in these waters to get a better understanding of their place in the food web. Massive schools of sardines travel over a thousand kilometers from Durban, South Africa, up the coast to Mozambique followed by hungry predators such as gannets, dolphins, and sharks. Marine biologists look for clues as to why the sardines make this famed 'Sardine Run' year after year.
