Please be patient while sound file is loaded. You may have to increase volume settings.
If you did not hear the sound. Click here to download sound file.
|Sound produced||yes, active sound production|
|Type of sound produced||thumps, knocks, booms, escape sounds|
|Sound production organ||swim bladder|
|Sound mechanism||not specified|
|Behavioural context||loud booms from large specimen, weaker thumps from small fish under duress (manual stimulation), escape sounds & low knocks with electric stimulation|
|Reference||Fish, M.P. and W.H. Mowbray, 1970|
|Remark||recording amplified by 6 dB|