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Speaker Day: November 9, 2007 A Presentation in Preparation for Immersion Presents: Monterey Bay Kelp Forest Ecosystem

Speaker Day: November 9, 2007 A Presentation in Preparation for Immersion Presents: Monterey Bay Kelp Forest Ecosystems By Bill Monahan. Kelp Forest Ecosystems. Member of a Group called algae. Range from microscopic to over 35m (or 100 ft)

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Speaker Day: November 9, 2007 A Presentation in Preparation for Immersion Presents: Monterey Bay Kelp Forest Ecosystem

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  1. Speaker Day: November 9, 2007 A Presentation in Preparation for Immersion Presents: Monterey Bay Kelp Forest Ecosystems By Bill Monahan

  2. Kelp Forest Ecosystems • Member of a Group called algae. • Range from microscopic to over 35m (or 100 ft) • Seaweed is algae that is visible without a microscope. • Simpler than most land plants. • No roots • No flowers • No stems • No leaves GIANT Kelp

  3. Algae • Algae occur in virtually any habitat on earth. • Water must be present (even if short time). • All major bodies of water have algae in abundance, including lakes, small streams, large rivers, and even waterfalls.

  4. Algae show a broad range of complexity. They range from tiny, microscopic forms, to very complex forms such as the kelps.

  5. Three types of Seaweed Brown algae- Kelp Green algae- Sea Lettuce Red algae- Irish Moss

  6. Kelp • Over 100 species • 20 Species along the California Coast • Giant Kelp is the largest • Needs:- Cool water below 70° F/ 21° C • - Clear water - Hard surface for attachment - Nutrients

  7. Kelp Structure

  8. Garibaldi and Senorita fish at a cleaning station

  9. Holdfast

  10. Holdfast with Sea Star

  11. Gas Bladder

  12. Giant Kelp grows to the surface forming a canopy

  13. Kelp Life Cycle

  14. 1’’ High Sporophyte

  15. 3” High Splitting at base

  16. 6” High with more splits

  17. Kelp Forest Ecosystems

  18. Bryozoans

  19. Anemone

  20. Sea Star on Pneumatocyst

  21. Spanish Shawl Nudibranch

  22. Nudibranch

  23. Purple ringed top snail

  24. Kelp Scallops

  25. Red Crab

  26. Sheepshead – Males brightly colored

  27. Electric Ray can produce 80 volts

  28. Moray Eel

  29. Sea Urchin

  30. Urchins eat kelp holdfasts

  31. School of Mackerel

  32. Kelp Bass

  33. Kayaking in the Kelp

  34. Deep Water, Close to Shore

  35. Seals and Sea Lions

  36. Seals and Sea Lions

  37. Kelp Forest From the Surface

  38. Sea Otters

  39. Grey Whale

  40. EL Capitan: one of the first commercial harvesters of Kelp

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