The Yangtze River Fisheries Research Institute of the Chinese Academy of Fishery Sciences and the Changsha Sea World jointly held a Chinese sturgeon take-over ceremony on April 15. Six Chinese sturgeons from the institute were transferred into a pond in the Chinese sturgeon exhibition area of the Changsha Sea World. These Chinese sturgeons are sub-adult, being 1.4 to 1.5 meters long and weighing 15 to 20 kilograms. The Changsha Sea World carries out real-time monitoring to ensure their health and help them adapt to the new living environment. The photo shows visitors observing Chinese sturgeons at the Changsha Sea World on that day. (Photo/Xu Xing, Hunan Daily) 

The Yangtze River Fisheries Research Institute of the Chinese Academy of Fishery Sciences and the Changsha Sea World jointly held a Chinese sturgeon take-over ceremony on April 15. Six Chinese sturgeons from the institute were transferred into a pond in the Chinese sturgeon exhibition area of the Changsha Sea World. These Chinese sturgeons are sub-adult, being 1.4 to 1.5 meters long and weighing 15 to 20 kilograms. The Changsha Sea World carries out real-time monitoring to ensure their health and help them adapt to the new living environment. The photo shows visitors observing Chinese sturgeons at the Changsha Sea World on that day. (Photo/Xu Xing, Hunan Daily)

The Yangtze River Fisheries Research Institute of the Chinese Academy of Fishery Sciences and the Changsha Sea World jointly held a Chinese sturgeon take-over ceremony on April 15. Six Chinese sturgeons from the institute were transferred into a pond in the Chinese sturgeon exhibition area of the Changsha Sea World. These Chinese sturgeons are sub-adult, being 1.4 to 1.5 meters long and weighing 15 to 20 kilograms. The Changsha Sea World carries out real-time monitoring to ensure their health and help them adapt to the new living environment. The photo shows visitors observing Chinese sturgeons at the Changsha Sea World on that day. (Photo/Xu Xing, Hunan Daily)

The Yangtze River Fisheries Research Institute of the Chinese Academy of Fishery Sciences and the Changsha Sea World jointly held a Chinese sturgeon take-over ceremony on April 15. Six Chinese sturgeons from the institute were transferred into a pond in the Chinese sturgeon exhibition area of the Changsha Sea World. These Chinese sturgeons are sub-adult, being 1.4 to 1.5 meters long and weighing 15 to 20 kilograms. The Changsha Sea World carries out real-time monitoring to ensure their health and help them adapt to the new living environment. The photo shows visitors observing Chinese sturgeons at the Changsha Sea World on that day. (Photo/Xu Xing, Hunan Daily)

The Yangtze River Fisheries Research Institute of the Chinese Academy of Fishery Sciences and the Changsha Sea World jointly held a Chinese sturgeon take-over ceremony on April 15. Six Chinese sturgeons from the institute were transferred into a pond in the Chinese sturgeon exhibition area of the Changsha Sea World. These Chinese sturgeons are sub-adult, being 1.4 to 1.5 meters long and weighing 15 to 20 kilograms. The Changsha Sea World carries out real-time monitoring to ensure their health and help them adapt to the new living environment. (Photo/Xu Xing, Hunan Daily)