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| aquatic system | |||
| aquatic ecosystem | |||
| aquatic ecosystem (Any watery environment, from small to large, from pond to ocean, in which plants and animals interact with the chemical and physical features of the environment; Любая водная среда, от озера до океана, в которой растения и животные взаимодействуют с химическими и физическими компонентами окружающей среды) | |||
| aquatic landscape | |||
| flowing-water ecosystem; fluvial ecosystem; water ecosystem | |||
| водная экосистема: 3 phrases in 3 subjects |
| Ecology | 1 |
| Makarov | 1 |
| United Nations | 1 |