Dolphin Reef (2018) is a Documentary, Family film that follows echo is a youngster who can't quite decide if it's time to grow up and take on new responsibilities-or give in to her silly side and just have fun. Dolphin society is tricky, and the coral reef that Echo and his family call home depends on all of its inhabitants to keep it healthy. But Echo has a tough time resisting the many adventures the ocean has to offer. Currently, you can watch Dolphin Reef on Disney Plus. Streaming availability may vary by country and platform over time. It has a user rating of 6.8 out of 10 from 81 votes. Fans of documentary movies may also want to explore similar titles below.