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Marine Science - Biological Ocean
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Marine Science - Biological Ocean Presentation Transcript

  • 1. The Biological Ocean Marine Science Edgar 2009
  • 2.  
  • 3. phytoplankton Who are the Phytoplankton? Coccolithophore Diatoms Dinoflagellates
  • 4. http://www.microscopy-uk.org.uk/intro/index.html Diatoms
  • 5. Diatoms
  • 6. Diatoms
  • 7. Diatoms
  • 8. Dinoflagellates
  • 9. Ceratium Dinos
  • 10. Coccoliths
  • 11. Coccolithophores
  • 12. http://www.soc.soton.ac.uk/SOES/STAFF/tt/eh/index.html
  • 13.  
  • 14. Cyanobacteria
  • 15. Annual prodyctivity <50 Arctic Ocean 50 – 150 Mid-Ocean Gyres 150 – 300 Sub-arctic Oceans 300 – 500 Continental Shelf Breaks 500 – 600 Continental Upwelling Mean Annual Primary Productivity (gC m -2 year -1 ) Location
  • 16. River Input Atmospheric Input Organic Particles Microbial Loop SURFACE OCEAN Downwelling Water and Nutrients Upwelling Water and Nutrients DEEP OCEAN Sinking Organic Particles Dissolved and Recycled (Bacteria) Output SEDIMENTS
  • 17. Zooplankton
  • 18. Nauplius Ostracod Copepods
  • 19. Copepods Female
  • 20. Cyprid Stage Nauplius Stage
  • 21. Arrow Worm Pteropod Zoea Crab
  • 22. Slipper Lobster Spiny Lobster
  • 23. Tunicate
  • 24. Veliger Larvae Gastropods
  • 25. Echinoderm larvae
  • 26. http://www.amonline.net.au/exhibitions/beyond/meroplankton/meroplankton03.htm
  • 27. Cnidaria
    • Radial Symmetry
    • Have Nematocysts
    • Mouth and GV cavity
    • Blind incomplete gut
    • Polymorphic: Polyp and Medusa
    • 9,000 species
    • Tissue grade of organization
      • Nerve-net: Motility and Coordination
      • No cephelazation
  • 28. Radial Symmetry
  • 29.  
  • 30. Polymorphism: Aurelia
  • 31.  
  • 32. Cnidocyte:
    • Prey Capture
    • Defense
    • Anchorage
  • 33. Class: Hydrozoa
    • Complete Life Cycle: Dimorphic
    • Basic invertebrate life cycle
  • 34. Obelia Life Cycle Medusa Polyp
  • 35. Class: Scyphozoa True Jellyfish Reduced Polyp Stage
  • 36. Aurelia Life Cycle
    • Adult jellyfish
    • Sexual Reproduction
    • Planula Larvae
    • Scyphistoma: Benthic Polyp
    • Stobilia
    • Asexual Budding
    • Ephyra
  • 37. Siphonophore Colonial Cnidaria
  • 38. Ctenophores
  • 39. Ctenophores
  • 40. http://www.earthwindow.com/zoo2.html Ctenophores
  • 41. The Daily Migration
  • 42. DSL – Deep Scattering Layer
  • 43.  
  • 44. Lantern Fish
    • 65% of deep sea biomass
    night day
  • 45. Alvin
  • 46.  
  • 47. Gas Bladders
  • 48. Bioluminescence
  • 49.  
  • 50.  
  • 51.  
  • 52.  
  • 53.  
  • 54.  
  • 55.  
  • 56.  
  • 57. The Swimmers
  • 58. Nekton
    • Vertebrates
    • Mollusks
    • Crustaceans
  • 59.  
  • 60. Fig. 18-4 Ancestral colonial protist No true tissues Radial symmetry True tissues Bilateral symmetry Eumetazoans Bilaterians Protostomes Deuterostomes Sponges Cnidarians Echinoderms Chordates Flatworms Molluscs Annelids Arthropods Nematodes
  • 61.  
  • 62. Acceleration Specialist
  • 63. Maneuvering Specialist
  • 64. Cruising Specialist
  • 65. Bottom Fish
  • 66.  
  • 67.  
  • 68.  
  • 69.  
  • 70.  
  • 71.  
  • 72.  
  • 73.  
  • 74.  
  • 75.  
  • 76.  
  • 77.  
  • 78.  
  • 79.  
  • 80. Blue Fin Tuna
  • 81.  
  • 82.  
  • 83.  
  • 84.  
  • 85. The King of Sushi
  • 86.  
  • 87.  
  • 88.  
  • 89.  
  • 90. Tag a Giant
  • 91.  
  • 92. Red: Tuna Temperature Black: Water Temperature
  • 93.  
  • 94.  
  • 95.  
  • 96.  
  • 97. Retia mirabile
  • 98.  
  • 99.  
  • 100.  
  • 101.  
  • 102.  
  • 103. Diadema antillarium
  • 104.  
  • 105. Epinephelus striatus
  • 106.  
  • 107.  
  • 108.  
  • 109.  
  • 110.