Amber's First Clue (Mermaid S.O.S. Series #7)

The evil mermaid Mantora has stolen six precious Snow Diamonds from Ice Kingdom, and it's up to the Arctic Mermaids to find them! In Amber's First Task Amber leads her friends to the first Snow Diamond and a clue to where the next Diamond is hidden, and along the way manage to help a young Inuit girl save a beluga whale.