Dai XiaoJie if a professor at the College of Marine Science, Shanghai Ocean University.
Xiaojie Dai completed his master degree in Shanghai Fisheries University (now Shanghai Ocean University) and doctoral degree in East China Normal University. He had conducted tuna longline fishing practice and observer for more than three years in high seas of Atlantic and Pacific Oceans. He is now in charge of China tuna data collection system including China national tuna observer program, logbook, etc. He is the head of China delegation of Scientific Committee(SC) for the Western and Central Pacific Fisheries Commission(WCPFC) and International Scientific Committee of Tuna and Tuna-like Species in the North Pacific Ocean (ISC).
His current research focused on pelagic fish biology and dynamic, especially sharks and tunas. He produced over 50 publications focusing on blue shark, crocodile shark, etc.