The sharks are listed as near threatened on the International Union for Conservation of Nature list, because they are being targeted in commercial and recreational fishing for their meat.
Bronze whaler sharks are also often spotted during shark-cage diving in the small town. Great white sharks are becoming rare sights during cage diving because of environmental factors.
The carcasses of 13 bronze whaler sharks were discovered washed up on a beach near Gansbaai on March 5.
Another shark carcass was found between Kammabaai and Voëlklip.