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| Sound produced | yes, active sound production |
| 产生的声音类型 | thumps & knocks |
| 产生声音的器官 | swim bladder |
| Sound mechanism | not specified |
| 行为背景 | under duress (electric stimulation) |
| Reference | Fish, M.P. and W.H. Mowbray, 1970 |
| 附注 | Single specimen in poor condition, recorded with highpass filter: 75 Hz, recording amplified by 9 dB |