'Swans' keep eagle eye on reservoirs' water quality

The remote-controlled robot swans are equipped with cameras, probes and sensors, and can be deployed to analyse water samples and take photos of events above the water.
The remote-controlled robot swans are equipped with cameras, probes and sensors, and can be deployed to analyse water samples and take photos of events above the water. PHOTO: PUB
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From this month, five robotic swans will be gliding across some of Singapore's reservoirs to monitor raw water quality in real time.

Called Smart Water Assessment Network or Swan, these remote-controlled robot swans - designed to look like the real birds - were jointly developed by national water agency PUB, and the Environmental Research Institute and the Tropical Marine Science Institute of the National University of Singapore.

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A version of this article appeared in the print edition of The Straits Times on July 12, 2018, with the headline 'Swans' keep eagle eye on reservoirs' water quality. Subscribe