Bikini and Nearby Atolls, Marshall Islands

_ __--_---.--_--_-_---__--_________________ Introduction.______________________________________ Acknowledgment__________________________________ Water circulation.__________________________________ Latitudinal variation of isobaric topographies. _____ Horizontal current systems at various depths___--_Current at surface or near surface___________ Current at middepth levels_________________ Currents at deeper layers.___________________ Comparison of geostrophic flow and direct measurement of current---....-----_______ Dynamics of large horizontal eddies.______________ Generation.---_ _-_-_-__-_-_____-______-____ Maintenance.______________________________ Mass transport.--__-__--___---_-___--___-__-___ Distribution of temperature and salinity.______________ Vertical distribution..-.-_--__--_-_______________ Page 645 645 647 647 647 649 649 649 649 653 653 653 654 655 656 657 Distribution of temperature and salinity—Continued Horizontal distribution.___-_-__-______-_____-. At the surface______---__-_--_--_-_--_-__. At the 100-meter level_____-_____-___-__. At the 250and 300-meter levels________.. At the 500-meter level___________________ Concluding remarks.______________________ Seasonal variations__________________________ Distribution of density._______-_____--___--__-_--. At the surface___-------------_--------------At the 100-meter level_______-____-_--_-___.At the 250-meter level____----_________________ At the 500-meter level_________________________ Temperature-salinity ( T—S) relationship_____________ General relationship.______-____-__-_-_-_______ In the southern region_______________________ In the central region._____---___________-___-_ In the northern region_______________________ Remarks on the distribution of oxygen._____--____-_ References and literature cited._____------__--_---_ Page 663 663 663 663 669 669 669 673 674 674 675 675 675 675 677 678 679 681 684