It is pitched in E♭, a minor third above the concert flute, and is one of the few members of the modern flute family that is not pitched in C or G. The pitch was set at a time such flutes substituted for the E-flat clarinet.
In these publications, an alternative part is provided either for the C flute or for the piccolo.
With the substitution of one of these more common instruments, however, the distinctive colour of a treble flute sound is missing.
Soprano flutes have also been made in F, sounding a perfect fourth higher than the concert flute.
This article relating to flutes is a stub.