Across
- 4. community is the final stage of succession
- 5. species that respond to environmental changes and can be indicators of environmental health
- 7. threatening the mangrove populations
- 8. species that have a large impact on their habitats and many other species
Down
- 1. are critical to the health of their communities
- 2. species that are the first organisms to inhabit barren environments
- 3. succession occurs when soil is still present
- 6. succession begins in areas where there is no soil