Across
- 2. A stable community that no longer goes through major ecological changes
- 5. The process of a body of water becoming nutrient-rich
- 6. The first species that colonize new or undisturbed land
- 8. This layer of water on wet soil
- 9. The region along coastlines or rivers flows into a body of salt water
Down
- 1. The process by which the mix of species and habitat in an area changes over time
- 3. The ocean shore between the lowest low tide and the highest high tide
- 4. Underwater structure made from outside skeletons of tiny soft bodied animals called coral
- 7. How much dissolved salt in water