They have begun using 3D printed tiles that work as an artificial bed for corals to latch onto and thrive, with promising results. "The first time we put down the tiles, there were a few fish around," she told AFP on a recent inspection by University of Hong Kong (HKU) researchers. Now the artificially produced reef laid down last summer is teeming with wildlife, including the cuttlefish, something Yu described as "very, very exciting".
AFP