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Oils Spills in the Gulf of the Farallones National Marine Sanctuary.

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Presentation on theme: "Oils Spills in the Gulf of the Farallones National Marine Sanctuary."— Presentation transcript:

1 Oils Spills in the Gulf of the Farallones National Marine Sanctuary

2 2. Sanctuaries map

3 3. SE Farallon Island

4 4. Seals on island

5 5. Sea Star

6 slide6 6. Fish

7 7. Oil Oil = decomposed fossils

8 Types of Oil Carbon-Hydrogen Chains –1-4 carbonslight hydrocarbons, ex. Methane (CH 4 ) –4-14 carbonsnaptha ==> gasoline –12-15 carbonskerosene ==> jet aircraft fuel –15-25 carbonsgas oil ==> heating oil and bunker fuel –>25 carbonsresidual oils Carbon-Hydrogen Rings = Aromatics –Benzene C 6 H 6 –Toluene C 6 H 5 CH 3 –Xylenes C 6 H 4 (CH 3 ) 2 ==> polyester CH H H H H H H H H H C CC C C C

9 Sources of Oil in the Marine Environment Natural oil seeps Oil exploration and production Industrial Discharge Urban Runoff (highways, oil changes) Vessel Operations (leaks, cleaning) Accidental Big Spills

10 10. Shipping lanes ,100 Oil Tankers Annually Enter San Francisco Bay

11 11. Container ship

12 12. Fishing ships

13 13. Cruise liner

14 14. T/V Puerto Rican

15 15. Puerto Rican with oil

16 16. Puerto Rican with Coast Guard

17 17 Burnt Puerto Rican

18 18. Oil sheen on water

19 19. Ship location San Francisco Farallon Islands Bodega Bay Site of Explosion Towed Here

20 20. Puerto Rican escorted

21 21. Coast Guard helicopter

22 22. Oil near Farallon Islands

23 23. Mr. Clean

24 What Happens to Spilled Oil? Image from The International Tanker Owners Pollution Federation Ltd

25 25. Dispersion Dispersant molecules attach to both water and oil Wind and waves break the slick apart, mixing the oil into the water.

26 26. Elephant Seal

27 27. Oiled Seal lions

28 28. Oil slick

29 29.Plankton Phytoplankton less than 0.1 mm in size Krill, about 2 cm long

30 30 Common Murres

31 31. Oiled Murre

32 32. Feather

33 33. Oiled Sanderlings

34 34. Mobile Vet Lab

35 35 Common Murres

36 36. Assorted shorebirds

37 37. Map of PR oil San Francisco Farallon Islands Bodega Bay Site of sunken stern day 10 day 6day 5 day 9 day 7 day 4

38 38. Oil boom in intertidal

39 39. Bodega Harbor

40 40. Oil boom protecting wetlands

41 41. PR at GG Bridge

42 42. Oil Sheen

43 Major Oil Spills in the Gulf of the Farallones National Marine Sanctuary 1984PUERTO RICAN1.4 million gal 1986APEX HOUSTON20,000 gal 1996CAPE MOHICAN42,000-50,000 gal Point Reyes Tarball Incident 1998COMMAND2,500 gal sunken J. LUCKENBACH unknown 3 quarts per oil change 4 times per year is how many gallons?

44 44. Murre Restoration

45 45. Tarball and scale

46 46. Tarball at Limantour

47 47. Sinking oil rig off of Brazil

48 48. Volunteers

49 49. Surveyor

50 50. Oil sheen on Agate Beach

51 51. Oiled feather sampling

52 52. Sea Siren Grounding

53 53. Sunset


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