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Coracen Uuening, “htei, kediat!: i
YFieete cf -vapone hranck, 0%:i
June 19, 1265
A. 4, Seymour, arice SL icpise,
ét.irermental Scteuces brarch, DEH
410393
REPORT OF REET RGHZIAS DATA
FHES ASS
BEST COPY AVAILABLE
fear momo of juce id ta Ur. Gemhom sogeesting chat ue cucuest a
vOmipiiation «f the Ronge.en data feria vollections aftor 15956 is
at hand and i agree GLOh pour suggestion fc. Che nesd of the
report. tiswever, such « cupert wae écoked for fin a letter tc
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‘Siuce the next survey for Kongela, is echeduled for late Augwscearly September, 1 sugguated tc Dr. -eld that tke report should
ftmclude tive cegsuite cf the forthe -a@ing survey pica the tro other
gurve;s since 1956, those ot July i957 and February Aacch 1S58,
4 re;zort sheuld be uvallerie sumetiag in dveater and 1 axpect
to be om hapd by that tlee to hely wita the copere. adnee
gractically ail of the steffi wili te in Une field thie sumer
at acee tine or another end samples in addiction to thelr own
ccilections are bain, sent in for analyses Crome Japan, Suan,
Palau and tie Cult of alam, Kovember «vould te the earliest cing
pyesivile for o complete ceport.
Inforsation on the results of the recent Rcapelap surveys nave
been submitted by pieces as the work is comlecad, the last
Leing the summary of June 13 cf Use-%! in che Skeletons of Land
Crabs vollected af Zongelas Atoll. Alchougl thie kas uot beeo
dome Che gpeesent ievcla cf greas setivity could be predicted
from deciine curves teeed upsea the levela of ectivity ia the
samples irem coliectiona dating beck to 1636. this has been
dene for caivetek sanplea ant reperted im extensive datail fu
VsFL-33.
Yur Somgelap the rate of decliae, bul mot tbe elsoiute
walwee, ceomid be cupected to Le astiatilac for sxaplos that ace
alike in tiag, tpecies and tieaue, Radiochesical analyses of
recent Songeles samples inciude {teh (W4FL-35}, acii (WMFL-56)
avi Gc~SO ic land crabs, rat bones avd owe pig bone.
In general,
the pross activicy fu Scageisp smuysles bee Jecltied at a steady ©
rate except fcr a siixht tncreasy during Redwing s«hile the Sr-90
level in crabs has rewained constsct vr ineruaged aelightiy.
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