Monitoring Cape Cod Bay

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Presentation from 2008 State of Wellfleet Harbor

Presentation from 2008 State of Wellfleet Harbor

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  • 1. Monitoring Cape Cod Bay 2006-2008
  • 2. Signell, R.P., Jenter, H.L., and Blumberg, A.F., 2000, "Predicting the Physical Effects of Relocating Boston's Sewage Outfall,“ J. Estuarine, Coastal and Shelf Science
  • 3. Summary of circulation within Massachusetts Bay (Lermusiaux et al. 2001.)
  • 4.  
  • 5. Surface Bottom Temperature (C) Salinity (ppt) Dissolved Oxygen (mg/L)
  • 6. Surface Bottom Nitrate/Nitrite (  M) Ortho-Phosphate (  M)
  • 7.  
  • 8.  
  • 9. p=0.181 Temperature p=0.354 Salinity Surface Bottom p=0.783 p=0.019
  • 10. p=0.013 p=0.506 Nitrate/Nitrite Ortho-Phosphate Surface Bottom p=0.004 p=0.336
  • 11.  
  • 12. 0 1 2 3 4 5 0 2 4 6 8 10 12 WINTER: December, January, February 2006/07 2007/08 Nitrate/Nitrite (  M)
  • 13. SPRING: March, April, May 0 1 2 3 4 5 2006 2007 2008 0 2 4 6 8 10 12 Nitrate/Nitrite (  M)
  • 14. SUMMER: June, July, August 0 1 2 3 4 5 2006 2007 2008 0 2 4 6 8 10 12 Nitrate/Nitrite (  M)
  • 15. FALL: September, October, November 0 1 2 3 4 5 2006 2007 2008 0 2 4 6 8 10 12 Nitrate/Nitrite (  M)
  • 16. Dissolved Oxygen (mg/L) 9S 8M 7S 6S 5S 9N 5N 6M NO 3 D.O.
  • 17. HNLO
    • High-Nutrient Low-Oxygen Pool (Jiang et al. 2007)
    • Modeled and observed results (2000)
    • Controlled by 3 factors
      • Southward coastal transport of organic
      • Long residence time
      • High temperature and strong stratification
  • 18. Cape Cod Bay
  • 19. NTU Turbidity Dissolved Oxygen mg/L  M  M Nitrate/Nitrite Ortho-Phosphate
  • 20.  
  • 21. 2006 2007 2008 (  M) (  M) (  M) (  M) (  M) Nitrate/Nitrite Total Nitrogen
  • 22. Herring River: Nina Kaars North Sunken Meadow: Elizabeth Skelton Nitrate/Nitrite (  M) Volunteer Stations
  • 23. Acknowledgements Citizen Scientists Aimee Teaby Karen Kramer Joann Figueras Val Magor Bill and Lois Edwards Diana Stinson Theresa Barbo Arthur Neill Regina Asmutis-Silvia Carol “Krill” Carson Nina Kaars Phil and Betty Suraci Scott and Heather Grenon Keith Harrison Elizabeth Skelton Traute and David Bushley
  • 24. http://www.mwra.state.ma.us/harbor/html/soh2002_38.htm MWRA Stations PCCS Stations
  • 25.