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Visibility, Waves, Water Temperatures, Currents, Coral Bleaching
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Alps Anna Reef Arnos Vale Black Jack Hole Bloody Bay Booby Island Bookends Cardinal Rock Castara Cathedral Culloden Deep Cove Divers Thirst Dollar Reef Gin and Tonic Inner Space Ketchup Reef London Bridge Rock Long Rock Lucifers Bay Marble Island Mount Irvine Wall MV Maverick MV Roundtable Obeah Man Point Picker Sail Rock Scotch on the Rocks Shark Bank South St. Giles Spiny Bay The Brothers Rocks The Rock The Sisters
Alps - 62 ft Bookends - 62 ft Inner Space - 62 ft Lucifers Bay - 62 ft MV Roundtable - 62 ft
Arnos Vale - Score: 74 Castara - Score: 74 Culloden - Score: 74 Dollar Reef - Score: 74 Gin and Tonic - Score: 74
Coral Bleaching
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Coral Bleaching - Tobago

Corals around Tobago have experienced elevated temperatures 22 times in the past 41 years.

  1. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 22.41 C on 06-Nov-2024
  2. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 22.22 C on 24-Oct-2024
  3. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 22.20 C on 26-Oct-2024
  4. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 17.68 C on 24-Oct-2010
  5. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 16.93 C on 13-Nov-2023
  6. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 16.32 C on 08-Nov-2023
  7. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 16.24 C on 30-Oct-2023
  8. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 16.23 C on 02-Nov-2023
  9. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 13.15 C on 28-Oct-2005
  10. Extreme stress - Severe Bleaching and Significant Mortality: DHW of 11.19 C on 24-Oct-2020
  11. Major stress - Bleaching: DHW of 7.57 C on 29-Oct-2022
  12. Major stress - Bleaching: DHW of 7.38 C on 19-Oct-1998
  13. Major stress - Bleaching: DHW of 7.18 C on 03-Nov-2003
  14. Major stress - Bleaching: DHW of 6.79 C on 14-Oct-2011
  15. Major stress - Bleaching: DHW of 6.60 C on 17-Nov-2008
  16. Major stress - Bleaching: DHW of 6.57 C on 02-Jan-2024
  17. Major stress - Bleaching: DHW of 6.56 C on 05-Nov-2021
  18. Major stress - Bleaching: DHW of 6.28 C on 02-Nov-2008
  19. Major stress - Bleaching: DHW of 5.70 C on 28-Oct-2017
  20. Major stress - Bleaching: DHW of 5.46 C on 06-Nov-2012
  21. Major stress - Bleaching: DHW of 5.22 C on 09-Nov-2004
  22. Major stress - Bleaching: DHW of 4.55 C on 24-Oct-2013

The ©Cumulative Damage Index caused by coral bleaching events (days when the DHW > 1C) over the past 41 years is 2975.

For information about why elevated temperatures are so damaging to corals, go to Coral Bleaching.

The record of Degree Heating Weeks (DHW) over the past 41 years

The ©Cumulative Damage Index caused by coral bleaching events (days exceeding DHW > 1) over the past 41 years

The data on this page were last updated on 4 February 2025. The next update is scheduled for 7 March 2025.
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