@article{fdi:010073176, title = {{S}caling tropical island conservation planning to the regional level can lead to unbalanced ecological representation and poor social equity among islands}, author = {{K}abbadj, {L}. and {V}an {W}ynsberge, {S}. and {A}ndr{\'e}fou{\¨e}t, {S}erge}, editor = {}, language = {{ENG}}, abstract = {{T}he effectiveness of {M}arine {P}rotected {A}reas ({MPA}) to manage natural resources has been undermined in small insular lagoons due to massive mortalities triggered by climatic events that have hit some lagoons but not others. {T}o minimize the future risk of ineffective management efforts, it has previously been argued that management should focus on a multi-island conservation target (regional scale), rather than on individual lagoons (local scale). {H}owever, it is unclear how a {MPA} network designed to meet objectives at a regional scale would impact on the management of resources at the local scale. {I}n particular, it is necessary to understand if a regional plan might incidentally maintain conservation objectives at the local scale, without disproportionately affecting, or relying on particular islands. {T}his study used the population of the giant clam ({T}ridacna maxima) in a fishery context to explore the distributions of conservation features and socio-economic costs for regional networks (computed within a set of islands), compared to individual islands. {D}esigning a {MPA} network at regional scale led to unbalanced representation of conservation features among atolls and incidentally missed the targeted level of protection for conservation features at local scale. {M}oreover, the regional network generated inequitable costs for fishermen between islands, which is likely to lead to poor perceived equity. {T}his study suggests that perceived equity and the representation of local conservation objectives will be major factors to consider, if the {F}rench {P}olynesian authorities follow the path of implementing {MPA}s in each atoll for a regional-scale resource management plan.}, keywords = {{POLYNESIE} {FRANCAISE} ; {PACIFIQUE} ; {ZONE} {TROPICALE}}, booktitle = {}, journal = {{M}arine {P}olicy}, volume = {93}, numero = {}, pages = {31--39}, ISSN = {0308-597{X}}, year = {2018}, DOI = {10.1016/j.marpol.2018.03.024}, URL = {https://www.documentation.ird.fr/hor/fdi:010073176}, }