Sounds Made by Sander lucioperca
Picture by Zienert, S.

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Sound produced yes, active sound production
Type of sound produced cracks or snaps (very broadband bursts)
Sound production organ probably teeth
Sound mechanism not known, but probably stridulation of teeth or bones
Behavioural context spontaneous, but sporadic sound production by male, associated with reproduction & terretorial spawning activities (nest defence).
Reference Tiepelt, H., 2005
Remark outdoor recording (freshwater lake) at night. Hydrophone was placed in close proximity to nest.
Entered by Kaschner, Kristin on 02.23.05
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