1. Monday March 5, 2012
(Ocean Life)

2. Why is ocean water getting more acidic?
The Launch Pad
Monday, 3/5/12
Use the chart to describe how ocean water density is affected by latitude and depth.
Why is ocean water getting more acidic?

3. Assignment Currently Open
Summative or Formative
Date Issued
Date Due
Date Into Grade Speed
Last Day
WS – Sedimentary Rocks (Part 1) F
2/15
2/17
3/2
3/6
Quiz 20 S1
2/24
3/9
Lab – Metamorphic Rocks
2/22
Video Quiz - Oceans – Earth’s Last Frontier
2/23
Quiz 21 S2
TELPAS Writing Sample
2/28
3/1
3/7
Quiz 22 S3
3/23

4. I will be available after school today until 4:45.
Announcements
I will be available after school today until 4:45.

5. Earth Formed From Diverse Meteorite Mix, Study Suggests
Latest News
Earth Formed From Diverse Meteorite Mix, Study Suggests
Click below for article:

6. Ocean Life
The marine environment is inhabited by a wide variety of organisms.
Most of these organisms live within the sunlit surface waters.
Many are photosynthetic.

7. Most of Earth’s biomass consists of plankton adrift in the ocean.
Ocean Life
Classification of marine organisms
Plankton (floaters) include all marine organisms – algae (phytoplankton), animals (zooplankton), and bacteria – that drift with ocean currents.
Most of Earth’s biomass consists of plankton adrift in the ocean.

8. Phytoplankton - Algae

9. Zooplankton - Animals

10. Classification of marine organisms
Ocean Life
Classification of marine organisms
Nekton (swimmers) include all animals capable of moving independently of the ocean currents, by swimming or other means of propulsion.

11. Nekton – Great Reef Shark

12. Nekton - Squid

13. Nekton - Grunts

14. Nekton – Moray Eel

15. Classification of marine organisms
Ocean Life
Classification of marine organisms
Benthos (bottom dwellers) describe organisms living on or in the ocean bottom.
A great number of species exist on the shallow coastal floor, but most live in perpetual darkness in deep water.

16. Benthos – Sea Star

17. Benthos – Yellow Tube Sponge

18. Benthos – Green Sea Urchin

19. Benthos – Coral Crab

20. Video
DisneyNature
Oceans
(Part 5)