Mass coral bleaching 2020 in Singapore: community action

Share your sighting of mass coral bleaching. Community sightings are consolidated in this map of mass coral bleaching in Singapore 2020. The map includes sightings shared on the Bleach Watch Singapore facebook group, of both intertidal and subtidal sightings.

Dr Jani Tanzil of the St John's Island National Marine Laboratory reported that "bleaching corals were observed in the second week of Jun 2020. Stark white coral colonies in shallow waters were visible from the surface and sea temperatures reaching up to 32ºC at midday."

Mass coral bleaching 2016 in Singapore: community action

Community sightings are consolidated in this  map of mass coral bleaching in Singapore 2016: In addition to intertidal survey sightings, the map includes sightings shared on the Bleach Watch Singapore facebook group. This includes some subtidal sightings.

Since June, the intertidal survey team has seen mass coral bleaching on 25 intertidal reefy shores. From our remote southern most reef at Raffles Lighthouse, to our northern most reef at Beting Bronok off Pulau Tekong. From the massive encrustation of corals on 2km of seawall at East Coast Park, to reefs on Kusu Island just minutes from the Central Business District. Even the reefs on natural Pulau Semakau next to the landfill and opposite petrochemical plants on Pulau Bukom.

Global mass coral bleaching to hit Singapore soon?

The third global coral bleaching event in recorded history has been declared by the US National Oceanic and Atmospheric Administration (NOAA).

Mass coral bleaching in Singapore's
Terumbu Bemban in Jun 2010

Boosted by an expected strongest-ever El Nino, bleaching may spread globally again in 2016. Why is global bleaching of concern? Does it happen in Singapore? What can I do about it? And more...