Coral Bleaching - Marquesas Keys
Corals at this dive site have experienced elevated temperatures 6 times in the past 5 years.
- Minor stress - Possible Bleaching: 03-Nov-2019 to 19-Nov-2019
- Major stress - Bleaching: 08-Jul-2020 to 11-Nov-2020
- Minor stress - Possible Bleaching: 03-Aug-2021 to 31-Oct-2021
- Major stress - Bleaching: 14-Jul-2022 to 04-Dec-2022
- Extreme stress - Severe Bleaching and Significant Mortality: 08-Jul-2023 to 11-Dec-2023
- Extreme stress - Severe Bleaching and Significant Mortality: 07-Jul-2024 to 31-Oct-2024
The most severe conditions for coral bleaching in the past 40 years peaked on 24-Sep-2023. The DHW reached 18.8 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.
