You run the risk of disturbing important activities such as feeding, courtship and nursing. Trying to touch or grab a dolphin is illegal and is virtually guaranteed to to scare them away. Try to keep your arms by your sides, adapting the dolphins style. We even swim with our legs together, mermaid style, we've found this is a much more efficient and faster way propulsion method . . .
Dolphins communicate with body language, distance, and depth.
Use your heart and think smart. Honor your own limits and theirs and your experience will be optimized. Diving, twisting, spiraling and making unusual sounds underwater may succeed in attracting a dolphin's attention. Be playful and active in a nonaggressive way. Dolphins keep their youngest close to them when exploring something new.