Achelous

Achelous, is the ruler of all rivers. Achelous was also the father of the Sirens. The Sirens appeared in the Iliad when Odyssey was making his voyage back home. He was son of Oceanus and Tethys. Achelous has the power to appear as a bull, a serpent, or a bullheaded man.

Work Cited:

Lindemans, Micha. "Achelous." Encyclopedia Mythica. 03 March 1997. MMVI Encyclopedia Mythica. 25 June 2006. <http://pantheon.org/articles/a/achelous.html>