External Fish Anatomy

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Across
  1. 5. The fish nostrils detect __________ in the water
  2. 8. Fin found at the back end of the fish; provides fish with forward movement (determines strength and speed)
  3. 9. Type of fins used by fish for braking and steering
  4. 11. Type of fins used by fish for maneuvering up, down and sideways
  5. 13. While fish don't have an external ear, they do have an __________ ear
  6. 14. Bony fish have an _________ that covers their gills
  7. 16. The process that takes place in gills, enabling oxygen to be extracted from the water
  8. 19. All fish use gills to _______________
  9. 21. The classification term for bony fish
  10. 24. All fish live in _____________
  11. 25. Mouth position which indicates fish prey/scavenge upon food sources below them
  12. 26. All fish are vertebrates, this means they have a ___________
  13. 28. Fish with this type of tail swim at intermediate speeds, with greater maneuverability, and able to accelerate quickly for short periods of time
  14. 29. The sensitive cells that are found in the lateral line
  15. 30. Most fish are covered in _____________
  16. 32. Cartilaginous fish skin are covered with teeth-like _______________
  17. 33. Fish with this type of tail cruise at intermediate speeds, with increased maneuverability. Can accelerate quickly!
  18. 36. Mouth position which indicates fish chase prey or feed on what is ahead of them
  19. 37. Fish are usually scaleless when they _______
Down
  1. 1. Fish are covered in a layer of _________ which helps prevent infection
  2. 2. Most fish move using ____________
  3. 3. Cartilaginous fish have between five to ___________ gill slits
  4. 4. Fish with this type of tail are cruising fish that swim continuously at a very fast rate
  5. 6. Fish with this type of tail are very fast and can swim at high speeds for long periods of time. They cant stop or turn easily though!
  6. 7. The inner ear is used for _____________ and hearing
  7. 10. Fish with this type of tail swim at slow speeds but are highly maneuverable
  8. 11. The purpose of fish scales is to provide them with external ___________
  9. 12. The classification for cartilaginous fish
  10. 15. Mouth position which indicates fish feed on prey above them
  11. 17. Sensory organ of fish that runs along both sides of the fish's body, under it's skin
  12. 18. Fins along the bottom of the fish that act as stabilisers
  13. 19. Bony fish have a skeleton made of _________
  14. 20. The classification for jawless fish
  15. 22. The part within the gill chambers that remove solid material passing through the gills
  16. 23. The lateral line detects _______________ in the water
  17. 27. Cartilaginous fish have a skeleton made of _________
  18. 31. The part of the gill where diffusion takes place
  19. 32. Fins along the top of the fish that act as stabilisers
  20. 34. Bony fish have a __________ gill opening
  21. 35. The type of vision possessed by fish