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 | knocks |
Sound production organ | swim bladder & possibly teeth |
Sound mechanism | vibration of swim bladder & possibly stridulation of teeth |
Behavioural context | only under duress (electric stimulation) |
Reference | Fish, M.P. and W.H. Mowbray, 1970 |
Remark | Genus differs from Eucinostomus in having a swim bladder free from second interhaemal. Recorded with bandpass filter: 75 - 1200 Hz |