Tom Peschak, a photojournalist with the Save Our Seas Foundation, describes the devastating effects shark nets have on ocean life along the South African coastline. The nets were installed to protect swimmers, but the video reveals the shark nets’ damage to fish, whales, turtles and dolphins as well as sharks.  Recent efforts to improve shark barriers have reduced marine animal deaths, while still protecting human swimmers. More about the great white shark can be found in our Great White Shark featured story.