SDC updated on Sunday and this is So far, the first crocodile sighting has been reported around Sentosa Island waters, and joint search and surveillance operations are continuing, he said.

“The island is surrounded by natural waterways, so wildlife can sometimes be spotted.”

Siloso, Palawan and Tanjong beaches remain open, but swimming is not allowed as a precaution while searches continue, and the SDC said it has “intensified” patrols and surveillance throughout Sentosa Island’s seaside areas, and safety signs have also been installed.

It added that if necessary, additional measures will be implemented in consultation with NParks.

The Land Management Board of Singapore also advised the public in a Facebook post on Sunday to avoid swimming on St John’s Island, Selingat Island, Lazarus Island and Kusu Island until further notice.

Photos and videos of a crocodile swimming off the coast of Sentosa Bay first went viral on social media on Saturday night, drawing crowds to the shoreline.