You can interact up-close and personal with the dolphins just off the coast of Sanur is Serangan Island.There is a "Dolphin Lodge", a floating sea pen which is a three-minute boat ride from Serangan Island. It is here where visitors can interact with dolphins in their natural environment.
You can do the Dolphin Sunrise Tour in Lovina beach. It is a black sand beach where you reach around 4 in the morning, hire a boat and sail somewhere in the middle of the ocean to witness what will possibly be the best sunrise of your lives with dolphins jumping in front of your eyes.