Aquatic animals

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Across
  1. 4. A submerged aquatic plant.
  2. 6. A marine mammal.
  3. 7. A large marine mammal.
  4. 8. A diverse group of aquatic plants, including seaweed.
  5. 10. A seagrass.
  6. 11. A cephalopod.
  7. 12. A large aquatic plant with showy flowers.
  8. 14. A common aquatic animal.
  9. 15. A semi-aquatic rodent.
  10. 16. A crustacean that lives in the water.
  11. 17. A floating aquatic plant with large leaves and flowers.
Down
  1. 1. A marine mammal.
  2. 2. A small floating aquatic plant.
  3. 3. A type of bass
  4. 5. A type of dolphin.
  5. 6. A type of aquatic plant that grows in marine environments.
  6. 9. A non-native submerged aquatic plant.
  7. 13. A semi-aquatic mammal.
  8. 17. A floating aquatic plant with large leaves.