@article{fdi:010069393, title = {{A} biophysical model of {S}. aurita early life history in the northern {G}ulf {C}ross{M}ark of {G}uinea}, author = {{K}one, {V}. and {L}ett, {C}hristophe and {P}enven, {P}ierrick and {B}ourl{\`e}s, {B}ernard and {D}jakoure, {S}.}, editor = {}, language = {{ENG}}, abstract = {{S}. aurita is the most abundant small pelagic fish in the northern {G}ulf of {G}uinea. {I}ts reproduction and recruitment depend crucially on environmental conditions. {W}e developed a biophysical model of {S}. aurita early life history by coupling offline an individual-based model with the regional oceanic modeling system ({ROMS}). {W}e used this model to investigate the main factors driving variability in eggs and larval dispersal and survival in the northern {G}ulf of {G}uinea. {P}recisely, individuals were released from different spawning areas along the coast and tracked for a period of 28 days corresponding to their planktonic phase. {I}ndividuals that remained in the coastal recruitment areas at an age more than 7 days, at which they can supposedly actively retain themselves in a favorable area, were considered as recruited. {S}imulation results show the importance of the spawning areas around {C}ape {P}almas and {C}ape {T}hree {P}oints where cyclonic eddies trap eggs and larvae along the coast, preventing their advection offshore by the {G}uinea {C}urrent. {T}he spawning period also plays a key role in the recruitment success, with highest coastal retention obtained during the major upwelling period ({J}uly-{S}eptember). {W}e find that a second retention peak can occur during the minor upwelling period ({F}ebruary-{M}arch) when larval mortality due to temperature is included in the model. {T}hese results are in general agreement with knowledge of {S}. aurita reproduction in the northern {G}ulf of {G}uinea.}, keywords = {{H}ydrodynamic model ; {I}ndividual-based model ; {S}. aurita early life stage ; {R}ecruitment ; {U}pwelling ; {N}orthern {G}ulf of {G}uinea ; {ATLANTIQUE} ; {GUINEE} {GOLFE} ; {ZONE} {TROPICALE}}, booktitle = {}, journal = {{P}rogress in {O}ceanography}, volume = {151}, numero = {}, pages = {83--96}, ISSN = {0079-6611}, year = {2017}, DOI = {10.1016/j.pocean.2016.10.008}, URL = {https://www.documentation.ird.fr/hor/fdi:010069393}, }