Marine Biology

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Across
  1. 3. - Seals and sea lions
  2. 5. - Large baleen whale
  3. 7. - Small floating organisms
  4. 8. - Daily water level changes
  5. 11. - Ocean floor zone
  6. 13. - Brackish water environment
  7. 15. - Spiny-skinned marine animal
  8. 17. - Photosynthetic marine plants
  9. 18. - Reef-building organism
  10. 19. - Gelatinous marine animal
  11. 21. - Tiny photosynthetic plankton
  12. 22. - Underwater plant
  13. 26. - Marine shellfish
  14. 27. - Colorful sea slug
  15. 29. - Intelligent cephalopod
Down
  1. 1. Biologist - Scientist studying the sea
  2. 2. - Light production in the sea
  3. 4. - Tortoise shell underside
  4. 6. - Algae with calcium carbonate
  5. 9. - Community and environment
  6. 10. - Marine mammals like whales
  7. 12. - Saltwater adaptation
  8. 14. - Large marine mammal
  9. 16. - Highly intelligent marine mammal
  10. 20. - Marine plant
  11. 23. - Apex predator
  12. 24. - Small marine animals
  13. 25. - Giant marine algae
  14. 26. - Coastal tree
  15. 28. - Coral-dwelling fish