; and (C) is capable of— (i) releasing the fish automatically; (ii) releasing the fish by actions of the operator of the device; or (iii) allowing the fish to escape on its own. (2) Venting tool The term venting tool has the meaning given to it by the Gulf of Mexico Fishery Management Council. (3) Gulf reef fish The term Gulf reef fish means any fish chosen by the Gulf of Mexico Fishery Management Council that is in the reef Fishery Management Plan for the purposes of this Act. ; (b) Civil penalties Section 308(a) of the Magnuson-Stevens Fishery Conservation and Management Act ( 16 U.S.C. 1858(a) ) is amended by inserting or section 321 after section 307 . (c) Effective date The amendments made by this Act shall take effect 1 year after the date of enactment of this Act. (d) Sunset Five years after the date of enactment of this Act, the Magnuson-Stevens Fishery Conservation and Management Act is amended— (1) in section 308(a), by striking or section 321 ; and (2) by striking title 321. 3. Improving discard mortality data (a) Agreement Within 60 days of the date of enactment of this Act, the Secretary shall enter into an agreement with the National Academy of Sciences to conduct a study and produce a report on discard mortality in the Gulf of Mexico reef fish fisheries. Such study shall include— (1) assessment of gaps and biases in reporting of discards and associated discard mortality; (2) assessment of uncertainty and likely impacts of such uncertainty in discard mortality; (3) assessment of the effectiveness and usage rates of barotrauma-reducing devices; (4) recommendations for future research priorities