Across
- 6. the largest coral reef system is
- 7. they are boneless, have 3 hearts and eight arms
- 8. Marine mammal
- 9. most serious threat to ocean
- 11. nemo is a __
Down
- 1. biggest garbage dump in an ocean
- 2. rainforest of the aquatic world and home to 4000 plus species of fish
- 3. is a fish and also a colour
- 4. fish breathe through
- 5. female lays eggs in the abdomen of the male
- 10. group of fish is called