due to the contamination and resultant restriction of Bikini airstrip operations, There was never a complete device at Bikini when the security forces were at their lowest efficiency, however, and no compromises resulted from the stretching of the security capability. Other concerns for CTG 7.3 which influenced the pattern of operations were the reduction in training necessitated by the a- float program; the personnel morale problems which, although held to a minimum, could have been considerable under the circumstances; and the many logistical difficulties arising from decisions of an operational nature. In one respect, however, the move afloat eased one Navy mission as it eliminated further large-scale pre-shot evacuations at Bikini. The shift from a land based to a shipboard operation for Task Group 7.1 multiplied the technical, operation, and personnel problems of that task group. Prior to the detonation of! SHOT, the Task Group 7.1 Operations Division, J~3, worked from two offices— one on Parry Island at Eniwetok Atoll and the other on Eninman Island at Bikini Atoll, After{Shor7,) the Bikini office had to be maintained aboardthe ESTES with additional representation aboard the BAIROKO, the AINSWORTH and, at times, the CURTISS. “The Parry J-3 office worked closely with the Bikini J-3 office in coordinating operational requirements and assuring accurate completion of all details, Key scientific personnel were quartered aboard the ESTES while those people requiring laboratory or ship facilities 134