The video captures a large whale swimming gracefully in the deep blue ocean. The whale's body is predominantly dark grey with white patches, and its tail fin is large and powerful. The whale moves slowly and majestically, with its flippers propelling it through the water. The ocean is a deep blue color, and the light from above the water creates a shimmering effect on the whale's skin. There are no other creatures or objects in the video, just the whale and the vastness of the ocean.