Video posted Tuesday by the Atlantic White Shark Conservancy shows the dramatic moments of the release.
Hundreds of endangered sea turtles have been rescued after washing ashore on Cape Cod Bay beaches.
Rescue crews are working to save four of five dolphins that have stranded themselves off of Provincetown.
A mishap off Newburyport left six boaters stranded on a jetty Thursday night.
Marine scientists were trying to save several dolphins Wednesday night that had beached themselves on the Cape.