Coral Reefs- Avah Bittle

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Across
  1. 4. Highest point where waves break
  2. 5. Reefs directly bordering island shorelines
  3. 11. Reef-building corals with symbiotic algae
  4. 15. Shallow flat behind reef crest
  5. 16. Sloping outer face of reef
  6. 17. Tiny grazers consuming reef algae
  7. 19. Small skeletal elements within corals
  8. 20. Long tentacles used for defense
  9. 22. Small sandy islands atop reefs
  10. 23. Organisms optionally engaging in relationships
  11. 24. Loss of symbiotic algae, whitening
  12. 25. Larval supply determines population patterns
Down
  1. 1. Post-settlement survival shapes population structure
  2. 2. Species requiring symbiosis for survival
  3. 3. Digestive filaments inside coral polyps
  4. 6. Alternating coral ridges and channels
  5. 7. Elevated ridge of coralline algae
  6. 8. Sheltered water body within reefs
  7. 9. Side facing prevailing winds, waves
  8. 10. Outer slope facing open ocean
  9. 12. Sheltered side away from winds
  10. 13. Non-reef-building corals lacking symbiotic algae
  11. 14. Biological breakdown of reef structures
  12. 18. Inner slope behind reef crest
  13. 21. Free-swimming coral larval stage organism