; or (C) an undetermined cause. (2) Revenue loss thresholds (A) In general The Secretary shall apply the following 12-month revenue loss thresholds in determining whether a fishery resource disaster has occurred: (i) Losses greater than 80 percent shall result in a positive determination that a fishery resource disaster has occurred. (ii) Losses between 35 percent and 80 percent shall be evaluated to determine whether a fishery resource disaster has occurred, based on the information provided or analyzed under subsection (d)(2). (iii) Losses less than 35 percent shall not be eligible for a determination that a fishery resource disaster has occurred, except where the Secretary determines there are extenuating circumstances that justify using a lower threshold in making the determination. (B) Subsistence uses and aquaculture operations In making a determination of whether a fishery resource disaster has occurred, the Secretary may consider revenue loss from aquaculture operations and loss of subsistence opportunity, where appropriate. (3) Ineligible fisheries A fishery subject to overfishing in any of the 3 years preceding the date of a determination under this section is not eligible for a determination of whether a fishery resource disaster has occurred unless the Secretary determines that overfishing was not a contributing factor to the fishery resource disaster. (4) Exceptional circumstances In an exceptional circumstance where substantial economic impacts to the affected fishery and fishing community have been subject to a disaster declaration under another statutory authority, such as in the case of a natural disaster or from the direct consequences of a Federal action taken to prevent, or in response to, a natural disaster for purposes of protecting life and safety, the Secretary may determine a fishery resource disaster has occurred without a request or without conducting the required analyses in paragraphs (1) and (2). (f) Disbursal of appropriated funds (1) Authorization The Secretary shall allocate funds