China's Discovery ROV collects samples in western Pacific Ocean

A sea urchin collected by Chinese scientists is seen on KEXUE (Science) scientific ship at the west of the Pacific Ocean on Aug.14,2017. Chinese scientists on Monday started to explore a seamount named Caroline in the west of the Pacific Ocean for the first time, as a remote operated vehicle (ROV) dived to collect videos, information and samples. (Xinhua/Zhang Xudong)