The video shows a large turtle swimming in a tank with other sea creatures. The turtle is the main focus of the video, and it is seen swimming around the tank, occasionally interacting with the other sea creatures. The tank is filled with various types of sea plants and coral, creating a vibrant underwater scene. The turtle's shell is a dark green color, and it has a long tail that it uses to propel itself through the water. The other sea creatures in the tank are smaller and more colorful, adding to the diversity of the scene. The video is shot from above the tank, giving a clear view of the turtle and its surroundings.