建立要求
生态系统建立前，该区域所需绘制的地形、自然目标和水。
地形：草地、杂草、土、湿地沉积物、积水
另需：水域
| 自然目标 | 数量 |
|---|---|
| Flowers | at least 450 |
| Water Floating Plants | at least 20 |
| Semi-Aquatic Plants | at least 1,350 |
| Deciduous Trees | 20 to 150 |
| Trees | 20 to 200 |
繁荣要求
野放的动物必须填满的物种角色，已建立的生态系统才会繁荣。
| 物种角色 | 填补它的物种 |
|---|---|
| Soil Rooters | Aardvark, Common Warthog, Meerkat, North Sulawesi Babirusa, Sun Bear, Sunda Pangolin, Wild Boar |
| Wetland Engineers | Asian Small-Clawed Otter, Common Hippopotamus, Eurasian Beaver |
