The Panama Bay (Spanish; Castilian: Bahia de Panamá) is a large body of water off the coast of southern Panama, at . It is a part of the greater Gulf of Panama.
The Panama Bay is considered to be in an eutrophic state by the World Resources Institute. This is a result of ongoing pollution from agricultural and livestock operations. Urban wastewater from nearby Panama City has also contributed to the eutrophication of Panama Bay.[1]