Ocean Crossword

Print the Ocean Crossword with 7 original clues and a separate answer key.

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Use the numbered clues to fill the grid. Answers cross at shared letters.

Across

4. A vast body of salt water (5)

5. Large sea mammal that breathes through a blowhole (5)

2. Hard covering left behind by some sea animals (5)

Down

3. Tiny animals build reefs from it (5)

2. Fish with a skeleton made of cartilage (5)

1. The regular rise and fall of the sea (4)

5. A moving ridge of water (4)