The one who sees turtles in his dream is going to make the stabile results, because of the slowness of the turtles. Perhaps the things that are done slowly always bring the better results, than those that are done quickly, because of the sureness of the steady progress. The turtles could also show the protection and security the dreamer is looking for or wants to hide from the outside world. Consider what makes you feel insecure and try to solve those issues.
Read more about dreaming of Turtle in other dream meanings interpretations.