Yi Bei

Mussels are a food source in the House’s tidal environment and one of the forms in which that environment becomes visible in its architecture. They connect everyday survival to larger changes in the House: tidal waters bring nourishment and debris, while mussels can cover even a staircase and its statues.

Ecology and Food

The Lower Halls are the Domain of the Tides and provide fish, crustaceans, and sea vegetation. Mussels form part of this available food. After the Other is swept through the Halls by intersecting tides and cast onto the pavement of the Third Western Hall, Piranesi brings him hot soup made with seaweed and mussels. Their role is practical: they are among the foods Piranesi can gather and prepare in a world where sustenance depends on knowledge of the tidal environment.

Piranesi’s self-sufficient routine contrasts with the Other’s reliance on supplies. Piranesi observes that he knows how to fish, gather and dry seaweed, and make use of other resources, whereas the Other does not know how to fish or gather seaweed. The House provides the Other with varied provisions, including cheese sandwiches and Christmas cake, while Piranesi mostly receives fish. Mussels belong to the wider natural provision on which Piranesi’s skills and care for the Other depend.

A Staircase Transformed

On a journey toward the One-Hundred-and-Ninety-Second Western Hall, Piranesi finds a staircase in the Forty-Fifth Vestibule that has become a vast bed of mussels. Their growth nearly engulfs a statue beside the stairs: only half of its staring face and one extended arm remain free of the blue-black shells. Piranesi records the striking scene in his Journal.

The image makes the House’s ecology more than a source of provisions. Tidal life has spread across a built route and partly concealed a human-form statue, joining architecture, animal growth, and the House’s sculptural landscape. The mussels’ abundance transforms a staircase from a means of passage into a scene Piranesi pauses to document.