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|Sound produced||yes, active sound production|
|Type of sound produced||grunts, clicks|
|Sound production organ||swim bladder devided by transverse constriction, possibly teeth|
|Sound mechanism||vibration by contraction of associated muscles, possibly with ribs serving as "drum heads" (probably same mechanism as in Holocentrus ascensionis), maybe stridulation of teeth|
|Behavioural context||under duress (handling or startle)|
|Reference||Fish, M.P. and W.H. Mowbray, 1970|
|Remark||sounds also recorded from free-ranging animals, when alarmed|