There are multiple artists or groups who have recorded using this name, including (in roughly chronological order): 1. A Canadian disco group (1979) whose members include Bill Hill, Don Graham, Fitz Walton, Joe La Greca, John Farley, Peter Dowse, Terry Martel. 2. Robbie Bronnimann, of dBA/65 dBA, created “Hydro” as a side project in the 1990s, with his wife Shaz Sparks, Ray Goudie, and Andy Hunter among the contributors. The albums "Spiritualisation" (1995) and "Aborigination" (1997) are now out of print.