coccolith Atlantic Ocean 8 Haptophyceae 6 environmental conditions 6 satellite imagery 6 Argentine Sea 4 Argentine sea 4 Cell size 4 Photosynthetic and bio-optical phytoplankton types 4 Phytoplankton functional types 4 Primary production 4 chlorophyll a 4 community composition 4 functional group 4 nanofossil 4 photosynthesis 4 phytoplankton 4 primary production 4 taxonomy 4 Argentina 2 Atlantic Ocean (South) 2 Backscattering 2 Backscattering coefficients 2 Backscattering ratio 2 Beam attenuation coefficient 2 Bio-optical 2 Blooms (metal) 2 Calcareous nannofossils 2 Campanian 2 Campanian-Maastrichtian 2