The Key words for Harbour Hatchery

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Across
  1. 2. Make water cleaner
  2. 4. Separate two or more substances mixed
  3. 6. Utilize source repeatly
  4. 9. An important index about environment in hatchery
  5. 10. Young salmon but in the sea
  6. 12. A stage in the spawn cycle of aquatic animals
  7. 13. The place where produces newborn fish
  8. 15. The speed
  9. 16. Harmful chemical substance
  10. 19. Salmon just born
Down
  1. 1. Juvenile salmon
  2. 3. The machine which keep fish eggs till birth
  3. 4. The process of adapting ocean life
  4. 5. The process of dealing with data
  5. 7. The rate of death
  6. 8. The main nutrient substance in the fish eggs
  7. 11. Reduce temperature artificially
  8. 14. A kind of fish includes salmon mainly
  9. 17. The shelf for grade system
  10. 18. Reproductive behavior