———— | The entire lot of fish in these sections remaining alive were transferred to the large brood stock pond. In this large pond they will be able to develop to maturity, producing the Fy generation in the spring of 1949. Project V. Laboratory experiments using Bikini "mad" and coral rocks as sources of fission products were summarized in last month' report. The studies have continued during the month of May, The six aquaria holding flatfish, Parophrys vetulis, had one mortality, a control, which jumped out of aquaria #6 between May 20th and 22nd. replaced by a similar fish from the supply tank. It was The experiment with the flatfish living in aquaria with active Bikini mad and with active Bikini coral will be concluded in June, two months after intiating the work. Histological examination will be made of the kidney and spleen principally. In addition activity counts will be made of tissues from the fish living in the Bikini mid, Project VIII. Cooperative project with the Hanford Engineering Works. The exchange of services between the Atomic Energy Commission and General Electric Company, Nucleonics Project Richland, “ashington, and the Applied Fisheries Laboratory, University of Washington, contimes to operate smoothly. During the month of May Mr. Richard F. Foster, Supervisor of 146 Building, Mr. W. Ke. Crane, Acting Chief, Research Branch, Mr. McCurtain and Mr. Gallagher, Security Office, of Richland visited the Applied Fisheries Laboratory. Project IX. During May Dr. Lauren R. Donaldson, took part in some of the experiments conducted at Eniwetok, ep DO® ARCHIVES