Divernet

SEARCH

 

Uncaged minds

Appeared in DIVER November 2010

Off the southern tip of South Africa, great white sharks converge with an expanding human population. Most of the encounters are by choice, as visitors from around the globe immerse themselves in cage-diving. But just what effect, asks Justin Gilligan, is this activity having on the sharks?

A great white cruises past the cage to provide a close encounter in the early morning light off Dyer Island
A great white cruises past the cage to provide a close encounter in the early morning light off Dyer Island
  • To determine the effects cage-diving has on great white sharks, researchers have studied their predatory ambush attacks in False Bay
    To determine the effects cage-diving has on great white sharks, researchers have studied their predatory ambush attacks in False Bay
  • A deckhand pours burley off the stern to create a scent corridor to attract the white sharks
    A deckhand pours burley off the stern to create a scent corridor to attract the white sharks
  • Cape fur seals abound off southern Africa. Hotspots attract the sharks, which support the cage-diving industry off Gansbaai, False Bay, Mossel Bay, and Quoin Point
    Cape fur seals abound off southern Africa. Hotspots attract the sharks, which support the cage-diving industry off Gansbaai, False Bay, Mossel Bay, and Quoin Point
  • An underground trade in shark products still exists and sharks are illegally targeted for their jaws, teeth and fins, which fetch considerable sums of money
    An underground trade in shark products still exists and sharks are illegally targeted for their jaws, teeth and fins, which fetch considerable sums of money
  • After pursuing the bait this shark continued towards the cage, its snout butting the wide-angle dome of the camera housing
    After pursuing the bait this shark continued towards the cage, its snout butting the wide-angle dome of the camera housing
  • The Sharkman himself - Mike Rutzen
    The Sharkman himself - Mike Rutzen
  • Justin Gilligan
    Justin Gilligan
  • Click on any thumbnail photo to enlarge it and use the slideshow
    Click on any thumbnail photo to enlarge it and use the slideshow

Unattributed pictures on this site are the copyright of the author. Contact DIVER Magazine for details.