He clearly was emotionally unstable and should not have been in captivity. In the wild these animals can swim up to a 100 miles a day. Swimming around in what they consider as a small pool is inadequate. Stricter safety guidelines should have been taken, as well, the trainers should have been told of Tilli’s imbalanced temperament. After much deliberation an agreement with the Humane Society of the United States has been made. Sea World has announced that they are ending their Orca shows and captive breeding activities; this could be viewed as a publicity stunt to save face and reestablish their reputation. However, the popular notion is they were pressured to do so by steadily declining tickets sales of SeaWorld’s theatrical shows.
"We will introduce new, inspiring, natural orca encounters rather than theatrical shows, as part of our ongoing commitment to education, marine science research and the rescue of marine animals.", taken from the company’s