NMFS has determined that the Atlantic bluefin tuna (ABT) General category quota for the September period has been attained. Therefore, the General category fishery for the September period will be closed effective at 11:30 p.m. on September 9, 1996. This action is being taken to prevent overharvest of the adjusted 165 metric tons (mt) subquota for the September period. In addition, NMFS has determined that the Incidental other category has attained its 1996 annual quota. Therefore, the Incidental other category for 1996 will be closed effective September 9, 1996.