Marmer, H.A.Galtsoff, Paul S.Gulf of Mexico, its origin, waters, and marine life. Fishery Bulletin of the Fish and Wildlife Service2010-02-152010-02-151954http://hdl.handle.net/1969.3/25327pgs. 101-118The types of tides, the forces which affect them, and their relationship to sea level at various sites along the Gulf of Mexico are discussed.sea leveltidesChapter