Table 1.

Hearing threshold values.

f (kHz)	XXS	XS	S	M	L	XL
0.05	100.83 +/- 0.79	102.50 +/- 1.31	94.50 +/- 1.63	89.00 +/- 0.77	96.00 +/- 1.00	94.83 +/- 1.42
0.1	96.83 +/- 1.56	91.33 +/- 1.50	82.17 +/- 2.81	80.00 +/- 0.89	85.75 +/- 4.29	83.67 +/- 0.71
0.3	90.33 +/- 2.23	81.00 +/- 4.19	70.33 +/- 2.97	72.00 +/- 3.83	70.25 +/- 4.03	72.33 +/- 3.61
0.5	87.17 +/- 3.06	69.83 +/- 2.09	61.33 +/- 3.58	72.00 +/- 2.92	70.25 +/- 4.25	74.00 +/- 3.74
0.8	85.75 +/- 3.20	74.33 +/- 1.65	65.50 +/- 1.73	70.00 +/- 3.26	68.50 +/- 3.48	73.50 +/- 3.05
1	84.75 +/- 2.68	74.83 +/- 2.77	68.33 +/- 1.87	72.40 +/- 3.96	63.25 +/- 2.17	75.00 +/- 3.44
2	80.92 +/- 1.87	74.33 +/- 2.23	71.50 +/- 1.26	77.20 +/- 3.80	67.75 +/- 2.29	75.33 +/- 2.84
3	80.92 +/- 2.21	79.33 +/- 1.54	75.67 +/- 1.12	78.00 +/- 3.74	74.75 +/- 0.85	82.67 +/- 3.36
4	82.92 +/- 2.03	83.17 +/- 1.45	78.83 +/- 1.56	88.60 +/- 3.46	79.00 +/- 1.68	88.67 +/- 2.72
5	83.58 +/- 0.82	87.00 +/- 1.29	83.33 +/- 1.38	92.20 +/- 2.54	88.25 +/- 2.14	95.50 +/- 1.78
6	83.00 +/- 0.74	88.00 +/- 1.13	87.00 +/- 1.59	-	93.00 +/- 2.12	97.83 +/- 2.06

Mean hearing threshold values (+/- s.e.m., dB re 1 μPa) of the six size groups of S. schoutedeni at each frequency tested. f = frequency; for exact size ranges see material and methods; group M was not tested at 6 kHz.