Currently the only species receiving much attention are seven large species of sea turtles that roam the world's oceans, including the hawksbill and the leatherback. Five are classed as endangered.
目前只有優游於各大洋、體型碩大的七種海龜，如玳瑁、革龜在各地的動向受到較多關注，加上有五種瀕臨絕種，海龜已全數被列入保育。