Louie and Snippy: Under the Sea is a story of a little boy whose love of the ocean takes him, and the reader, on an incredible underwater journey.      Louie and his trusty companion, Snippy the dog, dive into the ocean and are surrounded by brilliant coral reefs. But they soon discover that human rubbish - bottles, plastic straws and plastic bags - have trapped fish and other creatures. What will Louie be inspired to do?