Productivity of several different geographical areas(Raymont, 1980) Location Productivity in g C/m/year Temperate oceans 70-120 Continental shelf 4100-160 ropical oceans 8-50 Antarctic ocean 00 Arctic oceansProductivity of several different geographical areas (Raymont, 1980) Location Productivity in g C/m2 /year Temperate oceans 70-120 Continental shelf 100-160 Tropical oceans 18-50 Antarctic oceans 100 Arctic oceans <1