@article{fdi:010089640, title = {{L}agoon hydrodynamics of pearl farming atolls : the case of {R}aroia, {T}akapoto, {A}pataki and {T}akaroa ({F}rench {P}olynesia)}, author = {{B}ruy{\`e}re, {O}. and {L}e {G}endre, {R}. and {C}hauveau, {M}. and {B}ourgeois, {B}. and {V}arillon, {D}avid and {B}utscher, {J}ohn and {T}rophime, {T}. and {F}ollin, {Y}. and {A}ucan, {J}er{\^o}me and {L}iao, {V}. {T}. and {A}ndr{\'e}fou{\¨e}t, {S}erge}, editor = {}, language = {{ENG}}, abstract = {{B}etween 2018 and 2022, four pearl farming {T}uamotu atolls of {F}rench {P}olynesia were monitored with autonomous oceanographic instruments to measure the hydrodynamics of atoll lagoons and the ocean-lagoon water exchanges. {T}hese surveys were conducted within the framework of the {ANR}-funded {MANA} ({M}anagement of {A}tolls) project and its extensions to additional sites. {T}he overarching goal was to improve knowledge on the processes influencing the spat collection of the pearl oyster {P}inctada margaritifera, the oyster species used to produce black pearls. {T}hese data sets are also critical for the calibration and validation of 3{D} high spatial resolution hydrodynamic models used to study oyster larval dispersal within lagoons. {T}he observational strategies focused on the characterization of ocean-lagoon exchanges through passes and hoa (i.e., shallow reef flats), lagoon circulation, incident waves breaking on the forereef, water elevation inside the lagoon as well as spatial temperature variability. {C}hronologically, the investigated atolls were first {R}aroia {A}toll with 9 months of measurements between {M}ay 2018 and {M}arch 2019 during which the {MALIS}1 and {MALIS}2 cruises on-board the {R}/{V} {ALIS} took place. {I}t was followed by a 4 month deployment in {T}akapoto {A}toll ({N}ovember 2021 to {M}arch 2022). {I}n late {A}pril 2022, {A}pataki {A}toll was instrumented until end of {J}uly, followed by {T}akaroa measurements between {J}uly and {O}ctober 2022. {A}pataki ({L}eg2) and {T}akaroa {A}toll were conjointly instrumented during the {MALIS} 3 oceanographic cruise. {A}ltogether, those multi-atoll data bring a worldwide unique oceanographic atoll data set that is useful for addressing local pearl farming questions but potentially beneficial for other fundamental and applied investigations. {E}ach data set was post-processed, quality controlled and converted into {N}et{CDF} format. {F}iles are available in open source into dedicated repositories in the {SEANOE} marine data platform. {L}inks ({DOI}) of individual data sets are provided in {T}able 2.}, keywords = {{POLYNESIE} {FRANCAISE}}, booktitle = {}, journal = {{E}arth {S}ystem {S}cience {D}ata}, volume = {15}, numero = {12}, pages = {5553--5573}, ISSN = {1866-3508}, year = {2023}, DOI = {10.5194/essd-15-5553-2023}, URL = {https://www.documentation.ird.fr/hor/fdi:010089640}, }