Total description of the wav ANTARES_66440.17_31_08_2012_21.17.54_00.18.41.wav registered the 31_08_2012 between 21.17.54 and 00.18.41,  :8060934 bins, 250000 Hz,, 32.2437 sec., energy of the wav :8842.3671, average energy captured for the scalo 1 : 0.86378, scalo 2 : 0.90686, scalo 3 : 0.86747,, 2 and 3 are used for detection, 140 sperm whales 0.23111 average time 0.65593 standard deviation in sec.