Sharks - Ashenfelter Marine Ecology 2020

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Across
  1. 2. if a belief is held deeply these will not change our minds
  2. 6. a sense that works well in the ocean since sound travels so well
  3. 9. mermaid ___ is the name for the egg skates lay
  4. 10. ampullae of lorenzini detect ____ currents
  5. 11. the tail fin is called this
  6. 13. the balancing of salts and water, sharks do this by increasing urea concentration internally
  7. 16. ecosystem ____ are about what the benefits are of an ecosystem, they are hard to estimate value
  8. 18. this oily internal organ in sharks helps provide lift
  9. 19. these 'valves' increase surface area in the intestine and aid in digestion
  10. 21. the opening that female sharks have for waste and reproduction
  11. 22. on the tail of rays
  12. 24. what sharks are mainly targeted for
  13. 25. the belly or bottom side of an animal
Down
  1. 1. the ______ line helps detect water movement and pressure along the length of the fish
  2. 3. the class of skates, rays, and sharks
  3. 4. the muscles that let fish swim - these are what you eat when you eat sushi
  4. 5. the movie that made us all afraid of sharks
  5. 7. sharks have a huge olfactory lobe so they are great at this sense
  6. 8. fin on the back of a fish, aids in balance
  7. 12. sharks' rough skin is called dermal _____
  8. 14. sharks/rays/skates have five to seven gill ____
  9. 15. these fins are modified into claspers in sharks
  10. 17. relative of shark, large pectoral fins that make them rhomboid in shape
  11. 20. these fins provide lift for sharks
  12. 23. an additional opening for breathing, particularly useful for rays and skates
  13. 26. sharks replace these when lost