["Juvenile Nonfiction \/ Science & Nature \/ Earth Sciences \/ Water (Oceans, Lakes, etc.)","Ocean.","Ocean;Juvenile literature.","Oceanography.","CHILDREN'S EARTH SCIENCES","CHILDREN'S GEOGRAPHY","JUVENILE","Juvenile Grades 4-6 Ages 9-11","Juvenile Non-Fiction","Juvenile Nonfiction \/ Science & Nature \/ Earth Sciences \/ Water (Oceans, Lakes, etc.)","Ocean.","Ocean;Juvenile literature.","Oceanography.","United States"]