Shamu is a stage name, the real Shamu died several years ago.
The killer whales at SeaWorld, FL are Katina, Kalina, Unna, Taku, Tilikum, Taima, Tekoa, Tuar plus Katina's new baby.
The one's at SeaWorld Texas are Kayla, Keto and Ky.
At SeaWorld California they have Corky, Orkid, Takara...