[1] LOUISIANA STATE UNIV,INST COASTAL STUDIES,BATON ROUGE,LA 70803
[2] OREGON STATE UNIV,SCH OCEANOG,CORVALLIS,OR 97331
[3] SHANDONG COLL OCEANOG,DEPT MARINE GEOL,QINGDAO,PEOPLES R CHINA
[4] GEOL SURVEY CANADA,PACIFIC GEOSCI CTR,SIDNEY V8L 4B2,BC,CANADA