IGCSE Marine Science (0697)
Cambridge IGCSE (CAIE). Estimate your grade, check grade boundaries by exam session, and see the percentage needed for each grade.
Marine Science grade calculator
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Estimated grade
Show grade thresholds for this option
| Grade | Min mark | Min % |
|---|
Pick the tier and paper variant you sat. Boundaries differ between Core and Extended and between paper variants (exam zones), so choose the option that matches your papers. Spot a wrong number? Report it.
Percentage needed for each grade
June 2026 · Extended · Papers 11, 21 · max 160.
| Grade | Min mark | Min % |
|---|---|---|
| A* | 129 | 81% |
| A | 110 | 69% |
| B | 91 | 57% |
| C | 73 | 46% |
| D | 59 | 37% |
| E | 46 | 29% |
| F | 33 | 21% |
| G | 20 | 13% |
Marine Science grade boundaries by session
- Marine Science grade boundaries — June 2026 · 4 options
- Marine Science grade boundaries — March 2026 · 1 options
- Marine Science grade boundaries — November 2025 · 2 options
- Marine Science grade boundaries — June 2025 · 3 options
- Marine Science grade boundaries — June 2024 · 3 options