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SUMMARY 0| .SPERATIONS ON CONTRACT NO.:-28-094~eng-33
FOR THE MONTH OF APRIL 1947. Sf
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During the month of April, the efforts of the entire
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Applied Fisheries Staff were devoted almost exclusively to
the task of gathering the material and assembling the data
on various experimental phases of the project.
The analysis
of data and the preparation of summary reports have, of necessity, been postponed until a more favorable time.
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The basic program of the Applied Fisheries Laboratory at
the University of Washington, that of measuring the effect of
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exposure to aquatic organism in various stages of development
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to X-rays, was continued on schedule.
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*Sections.I and II.
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A summary of the data assembled from the results of this
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group of experiments has been completed.
As soon as the final
draft can be prepared, copies will be forwarded to the Commis-
- sion.
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The second generation of young fish produced from the "con-
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trols" and the 100 r exposures are being reared and the results
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tabulated.
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were reduced to 1400 in each case, to reduce the number more
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nearly to the numbers of fish that have survived in the 100 r
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lots.
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The numbers of young fish produced from the "controls!
In the 100 r lots, the more seriously malformed individuals
have died, leaving only those fish that appear normal, or nearly
normal.
It is planned to study the growth and mortality of these
*Section numbers refer to the Project Chronology Chart, revised
January 9, 1947.