Countries ranked by the total area of coral reef ecosystems within their territorial waters, measured in square kilometres according to the World Resources Institute Reefs at Risk data. Australia has the largest coral reef system in the wor...
About: Countries by Coral Reef Area
Overview of the data behind this chart
Countries ranked by the total area of coral reef ecosystems within their territorial waters, measured in square kilometres according to the World Resources Institute Reefs at Risk data. Australia has the largest coral reef system in the world — the Great Barrier Reef alone spans 344,400 square kilometres, making it the largest living structure on Earth and the only biological organism visible from space, though it has suffered significant bleaching events driven by rising ocean temperatures.
Key Findings
Auto-computed highlights from this dataset
🏆
Australia leads with 344 in All Time.
📊
Average value in All Time: 59 · median: 14.
↔️
Gap in All Time: Australia is 49.1× larger than Saudi Arabia.
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Countries by Coral Reef Area
Data Insights
Numbers, trends & sources behind this chart⬡
Data Points
8
8 categories
·
1 year
↑
Top Value
344
Australia
Coral Reef Area (Thousand km2) · All Time
◈
Metrics
1
Coral Reef Area (Thousand km2)
◷
Period
All Time
Single year snapshot
Category Rankings
Ranked by All Time value · vs. All Time| # | Category | All Time | All Time | Change |
|---|---|---|---|---|
| 🥇 | Australia | 344 | 344 | +0% |
| 🥈 | Indonesia | 51 | 51 | +0% |
| 🥉 | Philippines | 26 | 26 | +0% |
| 4 | France (Territories) | 14 | 14 | +0% |
| 5 | Papua New Guinea | 14 | 14 | +0% |
| 6 | Fiji | 10 | 10 | +0% |
| 7 | Maldives | 9 | 9 | +0% |
| 8 | Saudi Arabia | 7 | 7 | +0% |
Statistical Summary — All Time
344
Maximum
7
Minimum
59
Average
14
Median
What This Data Shows
Auto-generated trend summaries per category
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Full Data Table
8 records across 1 yearData Sources & References
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