global iron assimilated by phytoplankton in open ocean

Value 6.7e+11 gram/year
Organism Biosphere
Reference Fung, I.Y., S.K. Meyn, I.Tegen, S.C. Doney, J.G. John, J.K.B. Bishop : 2000, Iron supply and demand in the upper ocean, Global Biogeochemical Cycles, 14, 281-295.
Method annual iron assimilation by phytoplankton was estimated from distributions of satellite-derived oceanic primary production and measured (Fe:C)cellular ratios.
Comments equivalent to 12*10^9 mol Fe/year
Entered by Ron Milo - Admin
ID 100785