@article{PAR00003292, title = {{E}xploring the effect of {M}arine {P}rotected {A}reas on the dynamics of fish communities in the southern {B}enguela : an individual-based modelling approach}, author = {{Y}emane, {D}. and {S}hin, {Y}unne-{J}ai and {F}ield, {J}. {G}.}, editor = {}, language = {{ENG}}, abstract = {{M}arine {P}rotected {A}reas ({MPA}s) have been suggested as a tool that can achieve some of the goals of an {E}cosystem {A}pproach to {F}isheries ({EAF}), e.g. prevention of overexploitation, biodiversity conservation, recovery of overexploited population, but the consequences of their establishment on the dynamics of protected components are often unclear. {S}patial and multispecies models can be used to investigate the effects of their introduction. {A}n individual-based, spatially explicit, size-structured, multispecies model (known as {OSMOSE}) is used to investigate the likely consequences of the introduction of three {MPA}s off the coast of {S}outh {A}frica, individually or in combination. {T}he simultaneous introduction of the {MPA}s affected varying proportions of the distribution of the modelled species (5-17%) and 12% of the distribution of the whole community. {I}n general, the introduction of the {MPA}s in the different scenarios resulted in a relative increase in the biomass of large predatory fish and a decrease in the biomass of small pelagic fish. {T}he simulation demonstrates that consideration of trophic interactions is necessary when introducing {MPA}s, with indirect effects that may be detrimental to some (mainly smaller prey) species.}, keywords = {ecosystem models ; individual-based models ; {M}arine {P}rotected {A}reas ; southern {B}enguela}, booktitle = {}, journal = {{I}ces {J}ournal of {M}arine {S}cience}, volume = {66}, numero = {2}, pages = {378--387}, ISSN = {1054-3139}, year = {2009}, DOI = {10.1093/icesjms/fsn171}, URL = {https://www.documentation.ird.fr/hor/{PAR}00003292}, }