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Total Reef Area (km2)

0

5,000

10,000

15,000

20,000

25,000

30,000

35,000

40,000

45,000

50,000

55,000

Countries with Coral Reefs 2024

  • Reef areas listed as 100 or lower are maximum estimates. Actual real-world areas may be smaller.

79 countries

Country
Total Reef Area (km2)
% of World Total
Indonesia51,02017.95%
Australia48,96017.22%
Philippines25,0608.81%
France14,2805.02%
Papua New Guinea13,8404.87%
Fiji10,0203.52%
Maldives8,9203.14%
Saudi Arabia6,6602.34%
Marshall Islands6,1102.15%
India5,7902.04%
Solomon Islands5,7502.02%
United Kingdom5,5101.94%
Micronesia4,3401.53%
Vanuatu4,1101.45%
Egypt3,8001.34%
United States3,7701.33%
Malaysia3,6001.27%
Tanzania3,5801.26%
Eritrea3,2601.15%
Bahamas3,1501.11%
Cuba3,0201.06%
Kiribati2,9401.03%
Japan2,9001.02%
Sudan2,7200.96%
Madagascar2,2300.78%
Thailand2,1300.75%
Myanmar1,8700.66%
Mozambique1,8600.65%
Mexico1,7800.63%
Seychelles1,6900.59%
China1,5100.53%
Tonga1,5000.53%
Belize1,3300.47%
New Zealand1,3100.46%
Vietnam1,2700.45%
Jamaica1,2400.44%
Brazil1,2000.42%
United Arab Emirates1,1900.42%
Palau1,1500.4%
Costa Rica9700.34%
Colombia9400.33%
Taiwan9400.33%
Mauritius8700.31%
Honduras8100.28%
Panama7200.25%
Somalia7100.25%
Nicaragua7100.25%
Tuvalu7100.25%
Iran7000.25%
Yemen7000.25%
Qatar7000.25%
Sri Lanka6800.24%
Kenya6300.22%
Dominican Republic6100.21%
Bahrain5700.2%
Oman5300.19%
Samoa4900.17%
Venezuela4800.17%
Netherlands4700.17%
Haiti4500.16%
Djibouti4500.16%
Comoros4300.15%
Antigua and Barbuda2400.08%
Brunei2100.07%
Saint Kitts and Nevis1800.06%
Saint Lucia1600.06%
Grenada1500.05%
Saint Vincent and the Grenadines1400.05%
Kuwait1100.04%
Singapore100-
Trinidad and Tobago100-
Barbados100-
Dominica100-
Bangladesh50-
Ecuador50-
Cambodia50-
Jordan50-
Nauru50-
Israel10-

Which countries have coral reefs?

According to the Coral Reef Alliance, more than 100 countries have a coral reef within their borders. That said, more than half of the world’s coral reefs are found within six countries: Australia, Fiji, Indonesia, Maldives, Papua New Guinea, and the Philippines.

Frequently Asked Questions

Sources