Across
- 5. Waters ground level
- 7. Catching animals
- 9. The amount of dissolved salts in the water
- 10. In the water
Down
- 1. Location
- 2. A measure of how acidic or basic the water is
- 3. Animals that were caught
- 4. change Can alter water composition
- 6. Using water samples
- 8. Can be present as a result of nutrient pollution