~ oS be The entire lot of fish in these sections remaining alive were transfarred to the large brood stock pond. In this large pond they will be able to develop to maturity, producing the F, generation in the spring of 1°49. Project V. Laboratory experiments using Bikini "md" ond coral rocks as sources of fission products were summarized in last month! report. continued during the sonth of May. The studies have ee Tne six aquaria holding flatfish, Parophrys vetulis, had one mortality, a control, which jumped out of aquaria #6 between May 20th ami 22nd. replaced by a similar fish from the suppoly tank. It was The experiment with the flatfish living in aquaria with active Bikini md and with active Bikini Goral 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. Coopsrative project with the Hanford Engineering Works. The exchange of services tetween uhe Atomic Energy Commission and General Electric Company, Nucleonics Projact Richland, Fashington, 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, Wr. W%. Ke Crane, Acting Chief, Research Branch, Nr. VeCurtain ani “r. Gallagher, Security Sffice, of hichland visited the Applied Fisheries Laboratory. Project IX. During May Jr, Uauren rR. Donaldson, took part in some of the experiments conductad at =niwetok. ‘ v powAReHIVES