Their father was said to be Achelous, god of the largest fresh-water river in Greece, he was often represented as the god of fresh water in general.
Their mother was either;
Melpomene, Muse of tragedy.
Terpsichore, Muse of choral song and dancing, and represented with a plectrum and lyre.
Sterope, a daughter of Atlas.
Or, by Gaia alone.
Simmons Sirens was created in 1989.
Secret of the Sirens was created in 2006.
Hallelujah Sirens was created in 2007.
Sirens F.C. was created in 1968.
Sleeping with Sirens was created in 2009.
Sirens of the Caribbean was created in 2007.
The Sirens of Titan was created in 1959.
Sacramento Sirens was created in 2001.
Mesmerized by the Sirens was created in 1987.
Saskatoon Sirens was created in 2012.
The Sound of Sirens was created in 2004-10.
The Receiving End of Sirens was created in 2003.