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Countries with the Most Coral Reefs

Try to name the 20 countries that have the most coral reefs by area.
Includes external territories!
Quiz by jafe
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Last updated: January 1, 2020
First submittedMay 22, 2018
Times taken1,095
Rating3.94
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km2
Country
51,020
Indonesia
48,960
Australia
25,060
Philippines
14,280
France
13,840
Papua New Guinea
10,020
Fiji
8,920
Maldives
6,660
Saudi Arabia
6,110
Marshall Islands
5,790
India
km2
Country
5,750
Solomon Islands
5,510
United Kingdom
4,340
F. S. Micronesia
4,110
Vanuatu
3,800
Egypt
3,770
United States
3,600
Malaysia
3,580
Tanzania
3,260
Eritrea
3,150
Bahamas
+1
level 51
Jan 1, 2020
Nice quiz! Surprised to see tiny Oceania countries on here but not big ones like Brazil.
+1
level 76
Jan 1, 2020
They're big in terms of ocean expanse I guess.
+4
level 86
Jan 1, 2020
Coral grows (best) in warm water, and coral reefs in shallow, clear water (so it gets sun). So it's more a function of proximity to the right growing conditions than it is to total length of coastline.
+1
level 84
Jan 13, 2020
The north African/Arabian areas surprised me. Never thought about the Red Sea having reefs.