Across
- 4. the San Francisco _____ is an estuary
- 5. while on the ship we will wear ____ when we are told to for safety
- 9. cold water ____ brings nutrients that allow phytoplankton to thrive
- 11. phytoplankton release more than 50% of the worlds ____ to the water and air which we need to breathe
- 12. being on the water and learning marine science will be super _____!
- 15. this is the gill covering
- 16. on our field trip we will do a good job and ___ to the instructors
- 17. this fin is on the top back part of fish - used to stabilize
- 19. this is the study of fish
Down
- 1. most species in the ocean are planktonic when they are _______
- 2. plankton that photosynthesize
- 3. these are the animal like plankton that eat other living things for energy
- 6. a body of water where salty and fresh water mix
- 7. fish see with this
- 8. phytoplankton get their energy from the _____
- 10. the parts of an animal are called its ________
- 13. this is the tail fin, used by fish to propel forward
- 14. the word plankton means ____
- 18. plankton form the base of the food _____