The Caribbean coral reefs in question were dealt a blow in the mid 1980s when a mysterious disease almost completely wiped out the spiny urchin (Diadema antillarum).

• 此处讨论的加勒比海珊瑚礁在20世纪80年代中期遭受沉重打击，当时一种神秘疾病几乎使冠刺棘海胆(Diademaantillarum)灭绝。