| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | aquatic life zone | US | Aquatic life zones include freshwater lakes, rivers, and coastal waters, important for recreational activities like fishing and boating. | 1 |
| 2 | ocean zone | United States | Defined by distinct layers like sunlight, twilight, and midnight zones, and home to diverse marine life. | 1 |