Recent Publications and Presentations


  Recently published papers

2006

Green, R.E., T.S. Bianchi, M.J. Dagg, N.D. Walker and G.A. Breed. 2006. An organic carbon budget for the Mississippi River turbidity plume and plume contributions to air-sea CO2 fluxes and bottom-water hypoxia. Estuaries 29: 579-597.  Abstract

Dagg, M.J., T. Bianchi, B. McKee, and R. Powell. 2006. Fates of dissolved and particulate materials from the Mississippi River immediately after discharge into the northern Gulf of Mexico, USA, during a period of low wind stress. Cont. Shelf Res. (in press November 2006).  Abstract

Dagg, M.J., H. Liu and A.C. Thomas. 2006. Effects of mesoscale phytoplankton variability on the copepods Neocalanus flemingeri and N. plumchrus in the coastal Gulf of Alaska. Deep-Sea Res I 53: 321-332.  Abstract

2005

Liu, H., M.J. Dagg, C. Wu and K. Chiang. 2005. Mesozooplankton consumption of microplankton in the Mississippi River plume, with special emphasis on planktonic ciliates. Mar. Ecol. Prog. Ser. 286: 133-144.  Abstract

Dagg, M.J., T.S. Bianchi, G.A. Breed, W.-J. Cai, S. Duan, H. Liu, B.A. McKee, R.T. Powell and C.M. Stewart. 2005. Biogeochemical characteristics of the lower Mississippi River, USA, during June 2003. Estuaries 28: 664-674.  Abstract

Liu, H., M.J. Dagg and S. Strom. 2005. Grazing by the calanoid copepod Neocalanus cristatus on the microbial foodweb in the coastal Gulf of Alaska. J. Plankton Res. 27: 647-662.  Abstract

Yuan, J., M.J. Dagg and C.E. Del Castillo. 2005. In-pixel variations of chl a fluorescence in the Northern Gulf of Mexico and their implications for calibrating remotely sensed chl a and other products. Cont. Shelf. Res. 25: 1894 –1904.  Abstract

  Papers submitted

Green, R.E., G.A. Breed, M.J. Dagg and S.E. Lohrenz. 2006. Modeling planktonic response to variable nitrate loading in the Mississippi River plume. Cont. Shelf Res. (submitted, March 2006).

Dagg, M., J. Ammerman, R. Amon, W. Gardner, R. Green and S. Lohrenz. 2006. Water column processes influencing hypoxia in the northern Gulf of Mexico. Estuaries and Coasts (submitted, August 2006).

Liu, H. and M. Dagg. 2006. Indirect effect of mesozooplankton grazing on picophytoplankton in the Mississippi River plume and its adjacent waters. J. Plankton Res. (submitted September 2006).

Yuan, J., L. Hayden and M. Dagg.  2006. Temporal variation of remotely sensed sea surface chlorophyll a and the effect of the Sanxia Dam on the East China Sea, a comment on Gong et al., 2006.  Geochemical Research Letters (submitted December 2006).

Lohrenz, S.E., D.G. Redalje, W-J Cai, J. Acker and M.J. Dagg. Long-term patterns of phytoplankton productivity in the Mississippi River plume. Continental Shelf Research (submitted December 2006).

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  Presentations

2007

Global Change. Dagg, M. Educational lecture presented at Isidore Newman High School, New Orleans, February 8, 2007.

Links between Climate and Planktonic Food Webs. Dagg, M., S. Strom, K. Coyle, R. Hopcroft and T. Whitledge. Presented at the GLOBEC NEP Scientific Investigator meeting, Seattle Washington, January 8-10, 2007. View presentation

2006

Neocalanus spp. and the Structure of the Pelagic Ecosystem in the Subarctic Pacific Ocean.  Dagg, M.J., H. Liu and S. Strom.  Poster presented at “Symposium to celebrate the 50th anniversary of sampling along Line P and at Station PAPA,” in Victoria, Canada July 5-7, 2006.

A Survey of the GAK/Seward Line. Dagg M. Invited lecture (45 min) presented at “Symposium to celebrate the 50th anniversary of sampling along Line P and at Station PAPA,” in Victoria, Canada July 5-7, 2006.

Causes of Hypoxia III: Influence of water column processes on oxygen dynamics including chemical and biological nutrient transformations leading to hypoxia. Dagg, M. Invited presentation (60 min) for the symposium “Hypoxia in the Northern Gulf of Mexico: Assessing the State of Science” in New Orleans, USA April 25-27, 2006.

2005

An Organic Carbon Budget for the Mississippi River Plume: Combining Physical Measurements and a Food Web Model. Rebecca E. Green, Thomas S. Bianchi, Michael J. Dagg, and Nan D. Walker. Presented at ASLO Aquatic Sciences Meeting, February 20-25, 2005, Salt Lake City, UT. View Poster

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