Distribution and activity of diazotrophs in the Eastern Equatorial Atlantic, Foster, R. A.; Subramaniam, A.; Zehr, J. P. , Environmental Microbiology, Apr, Volume 11, Issue 4, p.741-750, (2009), DOI 10.1111/j.1462-2920.2008.01796.x Abstract

Influence of the Amazon River plume on distributions of free-living and symbiotic cyanobacteria in the western tropical north Atlantic Ocean, Foster, R. A.; Subramaniam, A.; Mahaffey, C.; Carpenter, E. J.; Capone, D. G.; Zehr, J. P. , Limnology and Oceanography, Mar, Volume 52, Issue 2, p.517-532, (2007) Abstract

Nitrogen fixation by unicellular diazotrophic cyanobacteria in the temperate oligotrophic North Pacific Ocean, Needoba, J. A.; Foster, R. A.; Sakamoto, C.; Zehr, J. P.; Johnson, K. S. , Limnology and Oceanography, Jul, Volume 52, Issue 4, p.1317-1327, (2007) Abstract

Nitrogen fixation by Trichodesmium spp.: An important source of new nitrogen to the tropical and subtropical North Atlantic Ocean, Capone, D. G.; Burns, J. A.; Montoya, J. P.; Subramaniam, A.; Mahaffey, C.; Gunderson, T.; Michaels, A. F.; Carpenter, E. J. , Global Biogeochemical Cycles, Jun 8, Volume 19, Issue 2, p.-, (2005), Doi 10.1029/2004gb002331 Abstract

Biomass and primary productivity of the cyanobacterium Trichodesmium spp. in the tropical N Atlantic ocean, Carpenter, E. J.; Subramaniam, A.; Capone, D. G. , Deep-Sea Research Part I-Oceanographic Research Papers, Feb, Volume 51, Issue 2, p.173-203, (2004), DOI 10.1016/j.dsr.2003.10.006 Abstract