center heading for Chinchorro Atoll (18" 35' N and 87" 25' W ) , is lo c a t e d 30 krn eastward
frm the Yucatan Peninsula and about 100 krn n o r t h from Turneffe I s l a n d s
and Lighthouse re@+ i n B e l i z e . I t i s 47 krn long, 18 km wide and has a
t o t a l area af more than 700 square km