@inproceedings{fdi:010078263, title = {{S}patial and temporal variability of primary production in the north-west {A}frican upwelling : a modelling approach [r{\'e}sum{\'e}]}, author = {{A}uger, {P}ierre-{A}ma{\¨e}l and {G}orgues, {T}homas and {M}achu, {E}ric and {B}rochier, {T}imoth{\'e}e and {B}rehmer, {P}atrice and {A}umont, {O}livier}, editor = {}, language = {{ENG}}, abstract = {{A}n analysis based on a multi-decadal physical–biogeochemical hindcast simulation (1980-2009) was conducted to characterize the drivers of the spatial distribution of phytoplankton biomass and production in the north-west ({NW}) {A}frican upwelling system. {T}o that end, a comparative box analysis representing homogeneous sub-regions in the {NW} {A}frican upwelling system has been conducted. {T}he sub-regions have been defined using the near-surface horizontal circulation patterns. {I}n each box, we analysed the dynamics of primary productivity and nutrients with regard to advective and diffusive matter fluxes at the boundaries and local biological production and/or uptake. {T}he nature and variability of the matter exported from the coastal margin to the adjacent open ocean were also subsequently depicted. {T}his variability of the primary production may impact the distribution and abundance of fish populations, and their associated fisheries, on a large range of timescales.}, keywords = {{AFRIQUE} {DU} {NORD} ; {AFRIQUE} {DE} {L}'{OUEST} ; {ATLANTIQUE}}, numero = {}, pages = {120}, booktitle = {{I}nternational conference {ICAWA} 2017 and 2018 : extended book of abstract : the {AWA} project : ecosystem approach to the management of fisheries and the marine environment in {W}est {A}frican waters}, year = {2019}, ISBN = {978-9553602-0-06}, URL = {https://www.documentation.ird.fr/hor/fdi:010078263}, }