Across
- 4. Organisms that complete part of their life cycle in water and part on land.
- 5. Ecological system including bays, streams, and tidal areas influenced by brackish water.
- 8. Oxygen that is dissolved in water.
- 12. Measure of suspended solids.
- 13. Parts per million.
- 15. Parts per thousand.
- 16. Trained professional involved in the production of aquatic plants and animals.
- 18. Water __ is measured as the amount of calcium in the solution.
- 19. Physical netting of fish in open water.
- 20. Organ of aquatic animal that absorbs oxygen from the water.
Down
- 1. A substance in a solution that tends to stabilize the pH.
- 2. A measure of total dissolved mineral solids in the water.
- 3. Water __ is a measurement of factors that affect the utilization of water.
- 6. Measurement of total ammonial nitrogen.
- 7. A poisonous substance, causing injury to animals or plants.
- 9. A measurable change in an amount over time and distance.
- 10. A process that occurs as heritable traits favoring the survival of an organism are passed from one generation to the next.
- 11. Waters influenced by tide and river flow with intermediate salinity of 3 to 22 percent.
- 14. Egg laying process of fish.
- 17. The flow of fluid through a membrane separating two solutions; from weaker solution to a stronger solution.