Dr. Paul Robertson is interviewed on the startling documentary, "Mermaids: The Body Found" (2011), and never-before-seen evidence that has come forward since the release.Dr. Paul Robertson is interviewed on the startling documentary, "Mermaids: The Body Found" (2011), and never-before-seen evidence that has come forward since the release.Dr. Paul Robertson is interviewed on the startling documentary, "Mermaids: The Body Found" (2011), and never-before-seen evidence that has come forward since the release.