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| Sound produced | yes, active sound production |
| Tipo de sonido producido | grunts |
| Órgano de producción sonor | pharyngeal teeth & swim bladder (similar to Haemulon album) |
| Sound mechanism | pharyngeal teeth stridulation amplified by adjacent swim bladder (similar to Haemulon album) |
| Contexto del comportamiento | under duress (loud grunting when netted or handled) |
| Reference | Fish, M.P. and W.H. Mowbray, 1970 |
| Observación | recordings of five specimens |