EnaS i ae + iy VI RADIOACTIVE CONTAMINATION OF AREAS IN THE PACIFIC OCEAN FROM NUCLEAR TESTS December 18, 1964 (U. S. N. PBM No. £2471). Applied Fisheries Laboratory, Dr. Lauren R. Donaldson, Director, Dr. Edward E. Held, Mr. Paul R. Olson, and Dr. Jared Davis, entomologist on loan to the Applied Fisheries Labora- tory, from General Electric, Radiological Sciences, Aquatic Biology Group, Richland, Washington. Mr. Robert Rinehart and Mr. Paul Zigman, NRDL, accompanied the expedition. January 25-80, 1955 (U. S. Navy O. G. “Rio Grande’’). U. S. Naval Radiological Defense Laboratory: Robert W. Rinehart, Evan C. Evans Ill, Joseph K. Gong, George M. Neuffer, Lt. Gg) USNR, and William G. Murray. Applied Fisheries Laboratory: Dr. Allyn H. Seymour and Dr. Frank G. Lowman. October 21-28, 1955 (L. S. T. 664). Applied Fisheries Laboratory, Dr. Allyn H. Seymour, Dr. Edward E. Held, Dr. Kelshaw Bonham and Dr. Frank G. Lowman. November 7, 1955 (U. 8S. Navy PBM 612). Applied Fisheries Laboratory, Dr. Allyn H. Seymour and Dr. Edward E. Held. February 7-14, 1986. U. S. Naval Radiological Defense Laboratory: Dr. Edward R. Thompkins, Evan C. Evans III, William T. Pflueger, Capt. USA, Joseph K. Gong, and Walter L. Milne. U.S. Geological Survey, Department of Interior: Dr. F. R. Fosberg. July 28-24, 1956 (U. S. Navy Gruman Albatross). Applied Fisheries Laboratory: Dr. Lauren R. Donaldson, Mr. Paul R. Olson and Dr. Arthur D. Welander. The processing of the material and analyses of the data at the Applied Fisheries Laboratory were shared by the following staff members: Dr. Lauren R. Donaldson, Director, Allyn H. Seymour, Mary Ash Baird, Kelshaw Bonham, Grace C. Brewer, Simeon T. Cantril, Marion L. Chase, Edward E. Held, Neal O. Hines, Frank G. Lowman, Paul R. Olson, Ralph F. Palumbo, Dorothy South and Arthur D. Welander. At the U. S. Naval Radiological Defense Laboratory: Mr. R. W. Rinehart, assisted by Mr.John A.Seiler and Mr. William H. Shipman were responsible for laboratory analysis of samples and evaluation of data in 1955, and were joined in this work in 1956 by Dr. Herbert V. Weiss. In addition to his field participation, Mr. Gong was responsible for preparation of samples and evaluation of data in 1955 and was joined in this work by Mr. Milne in 1956. Dr. Minoru Honma, Maurice J. Brau, HN, USN, and Phillip Simone, HM3, USN, assisted in the 1956 analytical determinations. Mr. William Murray performed the photographic services in 1955. During both years, Captain Albert R. Behnke (MC) USN, served as scientific advisor; Dr. Stanton H. Cohn as senior investigator for planning of the field trips and for analysis of biological data; Mr. Paul E. Zigman, as senior investigator for planning and analysis of chemical data. The divers that assisted in the 1956 survey were Lt. P. L. Schlegel, USNR, of Underwater Demolition Team 11, and Q. D. Dennison, QM1, USN, of Underwater Demolition Team 12, both of U. S. Naval Amphibian Base, Coronado, California. The general concepts of Operation Troll were discussed at an ad boc meeting in Washington, D. C., on January 12, 1955. The following were present: Dr. A. C. Vine, Woods Hole Oceanographic Institute, Dr. J. Isaacs, Scripps Institution of Oceanography, Dr. T. Folsom, Scripps Institution of Oceanography, Mr. F. Jennings, Scripps Institution of Oceanography, Dr. J. Smith, Office of Naval Research, Mr. J. Kane, Office of Naval Research and Mr. H. D. LeVine, Health and Safety Laboratory, AEC. The detailed planning was worked out among Mr. J. Smith and Mr. J. Kane of the Office of Naval Research, Dr. Warren S. Wooster of Scripps Institution of Oceanography, Mr. Howard Brown and Dr. Willis R. Boss of the DOE ARCHIVES