Where can I find sharks teeth in Charleston SC?

I have found many sharks teeth while diving the Cooper River but I an trying to find some specific locations above water to search. Here is a link to my Google Map showing where I have found teeth underwater. a href="http://www.searchcharlestonhomes.com/frame.shtml?http://maps.google.com/maps/ms?ie=UTF8&hl=en&msa=0&msid=114177489686509452838.00043bdee9d7dab85e86c&ll=33.088665,-79.930515&spn=0.098806,0.159645&z=13&om=1" rel="nofollow"http://www.searchcharlestonhomes.com/fra…/a Here is a link showing some of the teeth I have found. a href="http://www.searchcharlestonhomes.com/frame.shtml?http://s135.photobucket.com/pbwidget.swf?pbwurl=http://w135.photobucket.com/albums/q123/james_islander/fossils/4cb657c0.pbw" rel="nofollow"http://www.searchcharlestonhomes.com/fra…/a