2 Item No. 1, above, is- the only item to be undertaken at Enewetak Atoll. Details of the timing of the Enewetak experiments are given in Section II. The ten participating institutions include: University of Rhode Island University of Connecticut California Institute of Technology Woods Hole Oceanographic Institution Scripps Institute of Oceanography Texas A & M University University of Miami CFR/CNRS, France Yale University Naval Research Laboratory, Washington, D.C. SEAREX is operated through a three man Executive Committee, consisting of Robert A. Duce, Graduate School of Oceanography, University of Rhode Island, Chairman (401-792-6256), Robert B. Gagosian, Woods Hole Oceanographic Institution, Woods Hole, Mass., and Edward D. Goldberg, Scripps Institution of Oceanography, University of California, San Diego. Administration and central coordination of SEAREX is through the Graduate School of Oceanography, University of Rhode Island. The SEAREX Field Program Coordinator is Mr. Roger Cayer, Graduate School of Oceanography, University of Rhode Island (401-792-6256).