Aqua-Life 1(2): 4-6. 7 figs. Sept. 1979.

–In Japanese. Underwater photos of manatees, presumably taken at Crystal River, Florida. Preceded on pp. 2-3 by an underwater photo of a dugong, taken by Hajime Masuda and asserted (incorrectly) to be "the first record of the wild dugong of the world." (See also N. Suzuki, 1979.)