Established requirements
Painted terrain, nature objects and water that the area needs before the ecosystem is established.
Terrain: Grass, Soil, Wetland Sediment, Sand, Waterlogged
Also needs: Water area
| Nature object | Amount |
|---|---|
| Small Rocky Cover | at least 75 |
| Semi-Aquatic Plants | at least 200 |
Flourishing requirements
Species roles that released animals must fill for the established ecosystem to flourish.
| Species role | Species that fill it |
|---|---|
| Wetland Engineers | Asian Small-Clawed Otter, Common Hippopotamus, Eurasian Beaver |
| Underwater Grazers | Blunthead Cichlid, Common Rudd, Giant Gourami |
