Fishes

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Across
  1. 3. best friend of the little Mermaid
  2. 4. antonym of "ventral"
  3. 7. this fish can produce electricity
  4. 8. a fish-teacher of SpongeBob
  5. 9. people think that this fish will eat them
  6. 12. long fish withoit jaws, that clings to the other fish and drinks its blood
  7. 13. rainbow-colored edible spotted fish
Down
  1. 1. adj. it is an elastic tissue that serves as a skeleton in sharks
  2. 2. striped predatory fish
  3. 5. it is a bone structure that covers gills
  4. 6. fish with red delicious meat
  5. 8. this fish is a hero of fable "swan, cancer and ..."
  6. 10. this fish is also known as "silver darling"
  7. 11. long fish withoit jaws, that eats other fish from the inside