BOHAI SEA, FROM 190200UTC TO 311600UTC AUG , UNDERWATER SURVEY CARRIED BY AOHAITUO1 WITHIN 1 NM RADIUS OF 37-48.6N 119-37.5E, 37-50.2N 119-35.4E, 37-50.6N 119-41.5E. VESSELS NOT INVOLVED ENTERING PROHIBITED. SHANDONG MSA CHINA.
