Marine Extra Credit

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Across
  1. 2. fish sensory organ
  2. 6. The posterior, or tail, fin of fishes
  3. 10. Organ used to detect electrical currents when sharks are close to an object
  4. 11. largest known fish filter feeds
  5. 13. laterline allows fish to school and move without running into eachother
  6. 14. color pattern that results in dark back and light belly
  7. 15. The last ventral fin of fishes
  8. 18. Gas filled sack that helps with buoyancy (bony fish)
  9. 19. most common fish
  10. 20. Each of the pair of fins just behind the head of fishes
  11. 21. flat bodied organism; triangle shaped body
Down
  1. 1. Each of the pair of fins just behind the head of fishes
  2. 3. jawless fish
  3. 4. a living thing
  4. 5. water between salty and fresh
  5. 7. front
  6. 8. fastest shark
  7. 9. 2 chambers
  8. 12. sharks, rays, skates, mantas
  9. 16. organism with bones
  10. 17. The fin on the upper or back surface of a fish