Contra-alto flute repertoire for bass flute and contrabass flute see: Peter van Munster, "Repertoire Catalogue for Piccolo, Alto Flute and Bass Flute", Roma: Riverberi Sonori, 2004. More and more flute ensemble repertoire is incorporating the contra-alto flute. Typically, it is doubled with the contrabass (and/or bass) flutes, however, in recent years, composers and arrangers such as Alexandra Molnar-Suhajda and Judy Nishimura have been pushing the boundaries of lowness by writing independent parts for the instrument. Contra-alto flute The contra alto flute is in the key of G (or sometimes F), pitched one octave below the alto flute - which is a fourth
Contrabass flute the contrabass flute include Andy Findon, Laura Hyder, Madeleine Bischof, Pierre-Yves Artaud, Matthias Ziegler, Stefan Keller, Ned McGowan, Peter Sheridan, Sérgio Morais, David Lamont and Vinny Golia, who also plays all the other sizes of flute, and has recorded with it on the CD "Music for Like Instruments: The Flutes", in a quartet with three other flutists. Due to the price and rarity of this instrument, few people have explored this instrument. The contrabass flute in C is produced by the Japanese firm of Kotato & Fukushima, Eva Kingma, and Christian Jäger from Munich. Jupiter flutes has created a student