Table 2.

Threshold shift for C. carpio and P. fluviatilis with the baseline audiogram as reference level

Threshold shift (dB)
FishFrequency (kHz)BWLNTSDR
C. carpio 0.13.2±1.058.8±0.9516.2±0.8721.7±1.50
0.36.8±0.877.3±1.3122.0±1.2430.5±1.23
0.53.8±0.757.0±1.1521.7±0.7134.8±1.08
0.89.0±0.5211.8±0.6032.2±1.0548.8±0.79
1.09.3±0.8011.8±1.0530.5±1.1848.8±0.48
2.08.2±0.956.2±1.1120.7±1.6136.7±0.80
3.04.8±0.799.2±0.7913.7±0.9522.3±0.80
4.01.8±0.982.5±0.818.0±0.7711.2±0.79
P. fluviatilis 0.11.8±0.487.2±1.258.8±0.6012.5±0.99
0.26.5±1.264.7±1.176.5±1.5011.0±1.48
0.34.3±1.124.5±1.184.5±1.207.5±1.06
0.50.0±1.004.0±0.892.0±1.065.2±0.75
0.86.3±1.055.0±0.975.0±1.248.5±1.23
1.03.8±0.481.8±1.176.3±1.638.5±1.57
  • BW, backwater; DR, Danube River; LN, Lake Neusiedl; TS, Triesting stream.

    Values are means ± s.e.m. (N=6).