Is it high tide now in Singapore? And is it low tide in Vancouver? How about in Hong Kong? "Intertidal Polyphonies" will change depending on when you access it during the tide tables for these three cities.

Are we looking for what debris the low tide might uncover when we venture towards the shoreline or are we borne on the high tide to think through the transnational connections to each coast? What polyphonies might we hear here?