1. The Marine Biome
Algae and Seaweed

2. Algae
Aquatic, photosynthetic organisms.

3. Algae Can be microscopic: Can be macroscopic: Diatoms. Drifters.
Seaweed.

4. Seaweed Attached autotrophs.
Strong, flexible bodies that easily absorb shock.
Often covered in a mucus-like substance that lubricates them:
Prevents them from drying out.
Deters grazing animals.

5. Seaweed
Fun Facts:
About 7000 species of seaweeds have been classified.
The largest seaweed can reach 62m in length.

6. Seaweed Classification
Chlorophyta (green)
Major pigment is chlorophyll.

7. Seaweed Classification
Phaeophyta (tan or brown)
Major pigment is fucoxanthio.
This class includes kelp.

8. Seaweed Classification
Rhodophyta (red or rose)
Major pigment is phycobilins.

9. Seaweed Anatomy Holdfast: Frond: Blades: Small, anchor, root system.
Branched or Tufted.
Blades:
Sheets or Filaments.
Rounded or Pointed.

11. Seaweed
The Wonderful World of Seaweeds

12. Human Uses for Seaweed
Food
Cosmetics
Medicines
Fertilizers
Paper

13. Kelp
Giant kelp is a type of brown algae.

14. Kelp Forests Giant kelp can grow as much as 300 feet in a single year.
The tops reach the surface and form a floating mat.
The kelp provides shelter and protection for many animals.

16. Kelp Forests Exist in areas: With cool coastal waters.
Where sunlight can reach down.
With a rocky sea floor.
Examples:
West coast of North America.
Southern coast of Australia.

17. Kelp Forests
Large biodiversity.

18. Fish-eating Anemone
Leather Stars
Kelpfish
Wolf Eel

19. Sheephead
Sea Horse
Swell Shark
Jellyfish
Sea Lion

20. Kelp Jewels of the Sea Monterey Bay, California
Bizarre Fish of Kelp Forests, BBC Earth
Army of Sea Urchins, BBC Earth