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| Sound produced | yes, active sound production |
| Type of sound produced | knocks |
| Sound production organ | swim bladder |
| Sound mechanism | vibration of swim bladder by contraction of body musculature as in other serranids |
| Behavioural context | under duress (electric stimulation) |
| Reference | Fish, M.P. and W.H. Mowbray, 1970 |
| Remark | recorded with bandpass filter: 60 -1200 Hz |