; (2) the Federal Water Pollution Control Act ( 33 U.S.C. 1251 et seq.); and (3) the Endangered Species Act of 1973 ( 16 U.S.C. 1531 et seq.). 1081. Upper Missouri River Basin mainstem dam fish loss research (a) In general As part of the program under section 22 of the Water Resources Development Act of 1974 ( 42 U.S.C. 1962d–16 ), the Secretary shall conduct research on the management of fish losses through the mainstem dams of the Missouri River Basin during periods of high flow. (b) Contents The research under subsection (a) shall include an examination of— (1) the effects of high flow rates through Upper Missouri River Basin mainstem dam outlet works on fish passage; (2) options used by other Corps of Engineers district offices to mitigate fish losses through dams; and (3) the feasibility of implementing fish loss mitigation options in the Upper Missouri River Basin mainstem dams based on similar ongoing studies. (c) Report Not later than 18 months after the date of enactment of this Act, the Secretary shall submit to the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Environment and Public Works of the Senate a report recommending a plan to address fish losses through mainstem dams in the Upper Missouri River Basin. 1082. Briefings on dissemination of information Section 1104(b) of the America's Water Infrastructure Act of 2018 ( 33 U.S.C. 2282d note; Public Law 115–270 ) is amended— (1) by redesignating paragraphs (1) through (4) as subparagraphs (A) through (D), respectively, and indenting appropriately; (2) in the matter preceding subparagraph (A) (as so redesignated), by striking The Secretary and inserting the following: (1) In general The Secretary