@article{fdi:010072815, title = {{S}ardine ({S}ardina pilchardus) larval dispersal in the {I}berian upwelling system, using coupled biophysical techniques}, author = {{S}antos, {A}. {M}. {P}. and {N}ieblas, {A}. {E}. and {V}erley, {P}hilippe and {T}eles-{M}achado, {A}. and {B}onhommeau, {S}. and {L}ett, {C}hristophe and {G}arrido, {S}. and {P}eliz, {A}.}, editor = {}, language = {{ENG}}, abstract = {{T}he {E}uropean sardine ({S}ardina pilchardus) is the most important small pelagic fishery of the {W}estern {I}beria {U}pwelling {E}cosystem ({WIUE}). {R}ecently, recruitment of this species has declined due to changing environmental conditions. {F}urthermore, controversies exist regarding its population structure with barriers thought to exist between the {A}tlantic-{I}berian {P}eninsula, {N}orthern {A}frica, and the {M}editerranean. {F}ew studies have investigated the transport and dispersal of sardine eggs and larvae off {I}beria and the subsequent impact on larval recruitment variability. {H}ere, we examine these issues using a {R}egional {O}cean {M}odeling {S}ystem climatology (1989-2008) coupled to the {L}agrangian transport model, {I}chthyop. {U}sing biological parameters from the literature, we conduct simulations that investigate the effects of spawning patchiness, diel vertical migration behaviors, and egg buoyancy on the transport and recruitment of virtual sardine ichthyoplankton on the continental shelf. {W}e find that release area, release depth, and month of release all significantly affect recruitment. {P}atchiness has no effect and diel vertical migration causes slightly lower recruitment. {E}gg buoyancy effects are significant and act similarly to depth of release. {A}s with other studies, we find that recruitment peaks vary by latitude, explained here by the seasonal variability of offshore transport. {W}e find weak, continuous alongshore transport between release areas, though a large proportion of simulated ichthyoplankton transport north to the {C}antabrian coast (up to 27%). {W}e also show low level transport into {M}orocco (up to 1%) and the {M}editerranean (up to 8%). {T}he high proportion of local retention and low but consistent alongshore transport supports the idea of a series of metapopulations along this coast.}, keywords = {{I}berian {P}eninsula ; {S}ardina pilchardus ; {L}arval dispersal ; {L}agrangian ; transport ; {I}chthyop ; {R}egional {O}cean {M}odeling {S}ystem ; {ESPAGNE} ; {PORTUGAL} ; {CANARIES} {ILES} ; {MAROC} ; {ATLANTIQUE} {NORD} {EST} ; {MEDITERRANEE}}, booktitle = {}, journal = {{P}rogress in {O}ceanography}, volume = {162}, numero = {}, pages = {83--97}, ISSN = {0079-6611}, year = {2018}, DOI = {10.1016/j.pocean.2018.02.011}, URL = {https://www.documentation.ird.fr/hor/fdi:010072815}, }