Across
- 4. Shape-shifting water horse of Scottish folklore
- 6. Flowing movement of water or electricity
- 7. Coastal pocket of seawater left behind by an ebbing tide
- 8. Merman son of Poseidon who carries a three pointed spear
- 9. Mythological sea creature whose sweet song lured sailors onto rocks
Down
- 1. Underwater breathing organs on a fish
- 2. Light produced by living organisms, like fireflies or deep-sea fish
- 3. Sailor who navigates the open sea
- 5. Living or growing in water