Poseidon's Puzzle

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Across
  1. 4. The most known son of Poseidon
  2. 6. The wife of Poseidon
  3. 8. The son of Poseidon and Amphitrite
Down
  1. 1. One of Poseidon's sacred animals and is water-related
  2. 2. The three-pronged weapon
  3. 3. The most known thing that Poseidon controls
  4. 5. A natural disaster that Poseidon controls
  5. 7. A transportation method that Poseidon controls