Table T1. Acquisition and processing parameters for seismic site survey data.
 
Seismic source Two generator-injector guns (45/105 in3)
Streamer 24-channel Innovation Transducers Inc.

12.5-m group spacing, six hydrophones/channel

30-m deck leader, 105-m tow leader

2 x 150-m active sections

Three digicourse 5010 active birds set to 5 ± 1 m
Navigation DGPS reference station Optus Townsville
Shot spacing 25 m
Acquisition system Geometrics 24-channel
Sample interval 1 ms
Recording length 3 s
Processing parameters F-K filter, water-depth dependent gain

Bandpass filter 20-25/400/500 Hz

250-ms automatic gain control