The video shows a turtle swimming in a tank filled with water and gravel. The turtle is moving slowly and appears to be exploring its surroundings. The tank is well-lit, and the water is clear, allowing for a good view of the turtle and the gravel at the bottom of the tank. The turtle's shell is a dark color, and it has a small head and limbs. The gravel is a mix of different colors, including white, black, and green. There are no other objects or creatures visible in the video.