Noise from marine traffic in southern Lantau waters can significantly impair the hearing of Chinese white dolphins, posing a threat to their ability to find food and communicate, a study has shown.
The study, commissioned by WWF-Hong Kong, used underwater sound recorders deployed in the south of Lantau Island to collect whistles and echolocation clicks of the pink-coloured dolphins and finless porpoises, as well as the noise generated by vessels passing through the sea between October last year...
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