Explore by filters
- Human-made wetlands ( - )
- 2 -- Ponds; includes farm ponds, stock ponds, small tanks; (generally below 8 ha) (1)
- 5 -- Salt exploitation sites; salt pans, salines, etc. (3)
- 6 -- Water storage areas; reservoirs/barrages/dams/impoundments (generally over 8 ha) (2)
- 7 -- Excavations; gravel/brick/clay pits; borrow pits, mining pools (1)
- 8 -- Wastewater treatment areas; sewage farms, settling ponds, oxidation basins, etc. (2)