It can look like this:
Cochlea", Physiological Review 81, 1306-1352; the upper part of=20Fig.=20
14 shows data of Russell and Nilsen on guinea-pig BM=20displacement=20
13.5=20versus cochlear longitudinal position x_a in response to 15-kHz=20 sinusoidal tones; x_a, the distance from the apex, ranges from=20
to 17 mm; BM length is about 19 mm; so x_b, the distance from=20the=20
base, ranges from about 2 to 5.5 mm. At sound pressure levels=20(SPL)=20
of 15, 20, 25, ... , 60, 70 dB there is an active peak at about=20x_a =3D=20
14.47 mm. At SPL =3D 55, 60, ... , 90, 100 dB there is a passive=20peak=20
at about x_a =3D 15.86 mm. At SPL < 55 dB no data are shown in=20the=20
passive-peak x_a-region.=20 =20
Best wishes