; and (2) for grants under section 315, $37,000,000 for each of fiscal years 2021 through 2025. . 606. Amendments to National Estuarine Research Reserve System program (a) Designation of additional reserves Not later than 5 years after the date of the enactment of this Act, the Secretary of Commerce shall designate not less than 5 new national estuarine reserves under section 315 of the Coastal Zone Management Act of 1972 ( 16 U.S.C. 1461 ) that ensure the National Estuarine Research Reserve System includes areas in— (1) all biogeographic regions of the United States; and (2) each coastal state (as that term is defined in that Act). (b) Guidelines for tracking and modeling the impacts of climate change Section 315(c) of the Coastal Zone Management Act of 1972 ( 16 U.S.C. 1461(c) ) is amended— (1) by redesignating paragraphs (3) through (5) as paragraphs (4) through (6); and (2) by inserting after paragraph (2) the following: (3) the establishment of coordinated long-term data monitoring and methods throughout the System for tracking and modeling the impacts of climate change on estuarine systems, including impacts on lake levels and sea levels; . (c) Promotion and coordination of estuarine research Section 315(d) of the Coastal Zone Management Act of 1972 ( 16 U.S.C. 1461(d) ) is amended by striking and after the semicolon at the end of paragraph (1), by striking the period at the end of paragraph (2) and inserting a semicolon, and by adding at the end the following: (3) establishing and managing the Margaret A. Davidson Graduate Research Fellowship to provide, subject to the availability of appropriations, financial assistance to graduate research that utilizes the national estuarine research reserves; (4) establishing a Central Data Management office and System Science Collaborative