Water Crossword puzzle

1. underground layer of water-bearing permeable rock or unconsolidated materials
4. zone is the part of the ocean closest to the shore.
6. zone lowest level of a lake or ocean
9. the state or quality of a material or membrane that causes it to allow liquids or gases to pass through it.
11. marsh area found near estuaries and sounds.
13. a measure of how much of a rock is open space.
15. is the area of land where all of the water that is under it or drains off of it goes into the same place.
16. the community of organisms which live on, in, or near the seabed
18. swamp a coastal marine swamp of tropical or subtropical regions that is dominated by mangrove trees
19. barrier constructed to hold back water and raise its level
20. reef is a community of living organisms.

2. partly enclosed coastal body of brackish water with one or more rivers or streams flowing into it
3. located beneath the earths surface
5. zone where water moves downward from surface water to groundwater
7. the enrichment of an ecosystem with chemical nutrients
8. water the top layer of a body of water
9. are a diverse group of organisms that live in the water column and cannot swim against a current.
10. system a river and all its branches
12. land area that is saturated with water
14. safe to drink
16. island long, narrow, offshore deposits of sand or sediment that run parallel to the coastline
17. actively swimming aquatic organisms in a body of water