@incollection{fdi:010096592, title = {{T}oward an ecosystem approach of marine renewable energy : the case of the offshore wind farm of {C}ourseulles-sur-{M}er in the {B}ay of {S}eine}, author = {{N}iqil, {N}. and {R}aoux, {A}. and {H}araldsson, {M}. and {A}raignous, {E}. and {H}alouani, {G}. and {L}eroy, {B}. and {S}afi, {G}. and {N}ogu{\`e}s, {Q}. and {G}ranger{\'e},{K}. and {D}auvin, {J}.{C}. and {R}iera, {F}. and {M}az{\'e}, {C}. and {L}e {L}oc'h, {F}ran{\c{c}}ois and {C}hing {V}illanueva, {M}. and {H}attab, {T}. and {B}ourdaud, {P}. and {C}hampagnat, {J}. and {B}en {R}ais {L}asram, {F}.}, editor = {}, language = {{ENG}}, abstract = {{E}nvironmental impact assessment ({EIA}) studies for offshore wind farm projects endeavour to consider the sensitivity of ecological compartments (benthos, fish, birds and marine mammals) to potential pressures/changes occurring in the ecosystem structure and functioning. {EIA} is expected to be conducted considering an integrated ecosystem approach, which is still a target to reach. {I}n this context, and as a complementary approach to the traditional impact assessments, the objective of the {ANR} {TROPHIK} project is to develop an integrated ecosystem approach using several modelling tools for a holistic consideration of the food web. {H}ere, we take into account the case of the {C}ourseulles-sur-{M}er offshore wind farm project located in the {B}ay of {S}eine. {I}n this project, the potential impacts associated with this planned offshore wind farm are modelled. {A} model of the food web at the site of the construction was built to test possible reef- and reserve-effects, and to investigate the usefulness of {E}cological {N}etwork {A}nalysis ({ENA}) indices in the assessment of ecosystem health state. {A}fter the installation of the wind farm, our model showed that the ecosystem witnessed a change in its functioning mainly due to the important increase of the biomass of bivalves with the reef effect related to the installation of hard structures for the {OWF}. {T}o go further into the integration of these results, we enlarged the description of the ecosystem functioning from a local to a larger spatial scale, where the initial zone was extended to the whole {B}ay of {S}eine using a spatial model. {D}ifferent scenarios were built to test how the association of cumulative impacts, from climate change to fisheries, could affect the ecosystem. {F}inally, we propose a combined food-web and social network modelling approach to the {C}ourseulles-sur-{M}er model. {T}he objectives of this latter analysis are to construct a decision-making process focusing on the network of actors involved, and to couple these social and ecological networks into a qualitative common model for a better understanding of the social-ecological system. {O}ur approach aims to contribute to sustainable development through the analysis of interactions between the different categories of stakeholders groups, and can be applied in other offshore wind farm implementation in {E}uropean waters.}, keywords = {{FRANCE} ; {COURSEULLES} {SUR} {MER} ; {SEINE} {BAIE}}, booktitle = {{E}stuaries and coastal zones in times of global change : {P}roceedings of {ICEC}-2018}, numero = {}, pages = {137--148}, address = {{S}ingapour}, publisher = {{S}pringer}, series = {{S}pringer {W}ater}, year = {2020}, DOI = {10.1007/978-981-15-2081-5_9}, ISBN = {978-981-15-2080-8}, URL = {https://www.documentation.ird.fr/hor/fdi:010096592}, }