Coral Bleaching - Big Tunnel
Corals at this dive site have experienced elevated temperatures 5 times in the past 5 years.
- Minor stress - Possible Bleaching: 03-Nov-2019 to 19-Nov-2019
- Major stress - Bleaching: 21-Aug-2020 to 17-Dec-2020
- Extreme stress - Severe Bleaching and Significant Mortality: 18-Jul-2023 to 11-Jan-2024
- Minor stress - Possible Bleaching: 02-Jan-2024 to 11-Jan-2024
- Extreme stress - Severe Bleaching and Significant Mortality: 08-Aug-2024 to 31-Oct-2024
The most severe conditions for coral bleaching in the past 40 years peaked on 25-Oct-2023. The DHW reached 16.3 C.
For information about why elevated temperatures are so damaging to corals, go to
Coral Bleaching.
Temperature record over the past 5 years
Temperature record over the past 40 years
The data on this page were last updated on 04-Nov-2024. The next update is scheduled for 05-Dec-2024.
