@article{fdi:010085265, title = {{P}eriodicity of wave-driven flows and lagoon water renewal for 74 {C}entral {P}acific {O}cean atolls}, author = {{A}ndr{\'e}fou{\¨e}t, {S}erge and {D}esclaux, {T}. and {B}uttin, {J}. and {J}ullien, {S}. and {A}ucan, {J}er{\^o}me and {L}e {G}endre, {R}. and {L}iao, {V}. {T}.}, editor = {}, language = {{ENG}}, abstract = {{F}rench {P}olynesia atolls are spread on a vast 2300 by 1200 km {C}entral {P}acific {O}cean area exposed to spatially and temporally dependent wave forcing. {T}hey also have a wide range of closed to open morphologies and several have been suitable to develop from black-lipped pearl oysters a substantial pearl farming activity in the past 30 years, representing nowadays the 2nd source of income for {F}rench {P}olynesia. {C}onsidering here only the component of lagoon renewal that is driven by waves, we investigate for 74 atolls different lagoon renewal metrics using 20 years of wave model data at 0.05 degrees spatial resolution. {W}avelet spectral analyses highlight that atolls, even in close vicinity, can be exposed to different and characteristic periodicities in wave-driven flows and water renewal. {T}hese characteristics are discussed in relation to pearl farming atolls, including atolls known to be efficient oyster spat producers, a critical activity for pearl farming sustainability.}, keywords = {{T}uamotu ; {P}earl farming ; {W}ave{W}atch {III} ; {H}oa ; {R}esidence time ; {W}avelet transform ; {PACIFIQUE} ; {POLYNESIE} {FRANCAISE} ; {TUAMOTOU} ; {GAMBIER} ; {SOCIETE} {ILES}}, booktitle = {}, journal = {{M}arine {P}ollution {B}ulletin}, volume = {179}, numero = {}, pages = {113748 [17 p.]}, ISSN = {0025-326{X}}, year = {2022}, DOI = {10.1016/j.marpolbul.2022.113748}, URL = {https://www.documentation.ird.fr/hor/fdi:010085265}, }