50 CFR §622.36

1. (a)Greater amberjack. During March, April, and May, each year, the possession of greater amberjack in or from the Gulf EEZ and in the Gulf on board a vessel for which a commercial permit for Gulf reef fish has been issued, as required under § 622.20(a)(1), without regard to where such greater amberjack were harvested, is limited to the bag and possession limits, as specified in § 622.38(b)(1) and (c), respectively, and such greater amberjack are subject to the prohibition on sale or purchase of greater amberjack possessed under the bag limit, as specified in § 622.40(a). Also note that if commercial quantities of Gulf reef fish, i.e., Gulf reef fish in excess of applicable bag/possession limits, are on board the vessel, no bag limit of Gulf reef fish may be possessed, as specified in § 622.38(a)(2).
2. (b)[Reserved]