There shall be established on the Mississippi River, at a point to be selected by the Secretary of the Interior or the Secretary of Commerce, as appropriate, a station for the rescue of fishes and the propagation of mussels in connection with fish-rescue operations throughout the Mississippi Valley.
(Apr. 28, 1922, ch. 153, § 1, 42 Stat. 501; 1939 Reorg. Plan No. II, § 4(e), eff. July 1, 1939, 4 F.R. 2731, 53 Stat. 1433; 1940 Reorg. Plan No. III, § 3, eff. June 30, 1940, 5 F.R. 2108, 54 Stat. 1232.)