Across
- 3. free-floating organisms that are producers in oceans
- 5. temperature boundary
- 8. whitening of coral due to expulsion of symbiotic algae
- 9. zones in vertical column of a body of water
- 12. aka wooded wetland, wetland with trees
- 14. bay where a river empties into the sea
Down
- 1. shoreline
- 2. bottom of a sea or lake
- 4. differing conditions from upper to lower layers
- 6. single cells organisms, like amoebae
- 7. wetlands without trees
- 10. to bogs but fed by groundwater
- 11. fish farming
- 13. land based