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| Sound produced | tested with inconclusive results |
| Type of sound produced | |
| Sound production organ | not specified |
| Sound mechanism | not specified |
| Behavioural context | competitive feeding |
| Reference | Fish, M.P. and W.H. Mowbray, 1970 |
| Bemerkung | recordings made with other species in tank (impossible to determine specific source of sounds recorded) |