Skip to main content

Table 3 Principal characteristics of female sounds from Ophidion rochei

From: Sexual dimorphism of sonic apparatus and extreme intersexual variation of sounds in Ophidion rochei (Ophidiidae): first evidence of a tight relationship between morphology and sound characteristics in Ophidiidae

  N Mean SD
Pulse number Capt. 56 5 3
Field 20 6 3
Call duration (ms) Capt. 56 18 11
Field 20 20 10
Pulse period (ms) Capt. 249 4,0 1,2
Field 105 3.7 0.7
Pulse dur. (ms) Capt. 310 0.7 0.2
Field 121 0.8 0.4
Fundamental (Hz) Capt. 50 246 28
Field 18 249 23
1 st harmonic (Hz) Capt. 57 506 83
Field 19 494 45
2 nd harmonic (Hz) Capt. 58 779 114
Field 19 763 81