According to the result of experimental fishing and investigation,the relationship between the different seasonal migratory distribution of Setipinna taty in the southern Bobal Sea and thesea water temperature and salinity was discussed.

A Holocene buried valley discovered by sonar surveys in the western Bohai Bay, China;

Qualitative and quantitative analysis on the benthic foraminifer fauna are based on 168 surface sediment samples and three short piston cores(A435,B83,B166),which were deposited from the north of Bohai Bay.