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 by the International soloist Matthias Ziegler, for multiple Low Flutes and orchestra. Numerous composers have written for the contrabass flute, including Wil Offermans, Robert Dick, Thomas Seelig, Andrew Downes, Catherine McMichael, and Günter Steinke, to name only a few. Furthermore, the contrabass flute is being utilized more in the flute choir with most newer pieces including a part for the instrument. Though for many pieces, the part is either a duplicate or simplification of the bass flute part, some of the newest repertoire includes an independent contrabass flute part. Composers of such pieces include Peter Senchuk, Toby Caplan-Stonefield, Lawrence Ink,