@article{fdi:010088134, title = {{D}ata quality control considerations in multivariate environmental monitoring : experience of the {F}rench coastal network {SOMLIT}}, author = {{B}reton, {E}. and {S}avoye, {N}. and {R}immelin-{M}aury, {P}. and {S}autour, {B}. and {G}oberville, {E}. and {L}heureux, {A}. and {C}ariou, {T}hierry and {F}erreira, {S}. and {A}gogue, {H}. and {A}lliouane, {S}. and {A}ubert, {F}. and {A}ubin, {S}. and {B}erthebaud, {E}. and {B}layac, {H}. and {B}londel, {L}. and {B}oulart, {C}. and {B}ozec, {Y}. and {B}ureau, {S}. and {C}aillo, {A}. and {C}auvin, {A}. and {C}azes, {J}. {B}. and {C}hasselin, {L}. and {C}laquin, {P}. and {C}onan, {P}. and {C}ordier, {M}. {A}. and {C}ostes, {L}. and {C}rec'hriou, {R}. and {C}rispi, {O}. and {C}rouvoisier, {M}. and {D}avid, {V}. and {D}el {A}mo, {Y}. and {D}e {L}ary, {H}. and {D}elebecq, {G}. and {D}evesa, {J}. and {D}omeau, {A}. and {D}urozier, {M}. and {E}mery, {C}. and {F}eunteun, {E}. and {F}auchot, {J}. and {G}entilhomme, {V}. and {G}eslin, {S}. and {G}iraud, {M}. and {G}rangere, {K}. and {G}regori, {G}. and {G}rossteffan, {E}. and {G}ueux, {A}. and {G}uillaudeau, {J}. and {G}uillou, {G}. and {H}arrewyn, {M}. and {J}olly, {O}. and {J}ude-{L}emeilleur, {F}. and {L}abatut, {P}. and {L}abourdette, {N}. and {L}achaussee, {N}. and {L}afont, {M}. and {L}agadec, {V}. and {L}ambert, {C}. and {L}amoureux, {J}. and {L}anceleur, {L}. and {L}ebreton, {B}. and {L}ecuyer, {E}. and {L}emeille, {D}. and {L}eredde, {Y}. and {L}eroux, {C}. and {L}eynaert, {A}. and {L}'{H}elguen, {S}. and {L}ienart, {C}. and {M}ace, {E}. and {M}aria, {E}. and {M}arie, {B}. and {M}arie, {D}. and {M}as, {S}. and {M}endes, {F}. and {M}ornet, {L}. and {M}ostajir, {B}. and {M}ousseau, {L}. and {N}owaczyk, {A}. and {N}unige, {S}. and {P}arra, {R}. and {P}aulin, {T}. and {P}ecqueur, {D}. and {P}etit, {F}. and {P}ineau, {P}. and {R}aimbault, {P}. and {R}igaut-{J}alabert, {F}. and {S}almeron, {C}. and {S}alter, {I}. and {S}auriau, {P}. {G}. and {S}euront, {L}. and {S}ultan, {E}. and {V}aldes, {R}. and {V}antrepotte, {V}. and {V}idussi, {F}. and {V}oron, {F}lorian and {V}uillemin, {R}. and {Z}udaire, {L}. and {G}arcia, {N}.}, editor = {}, language = {{ENG}}, abstract = {{I}ntroduction: {W}hile crucial to ensuring the production of accurate and high-quality data-and to avoid erroneous conclusions-data quality control ({QC}) in environmental monitoring datasets is still poorly documented. {M}ethods: {W}ith a focus on annual inter-laboratory comparison ({ILC}) exercises performed in the context of the {F}rench coastal monitoring {SOMLIT} network, we share here a pragmatic approach to {QC}, which allows the calculation of systematic and random errors, measurement uncertainty, and individual performance. {A}fter an overview of the different {QC} actions applied to fulfill requirements for quality and competence, we report equipment, accommodation, design of the {ILC} exercises, and statistical methodology specially adapted to small environmental networks (<20 laboratories) and multivariate datasets. {F}inally, the expanded uncertainty of measurement for 20 environmental variables routinely measured by {SOMLIT} from discrete sampling-including {E}ssential {O}cean {V}ariables-is provided. {R}esults, {D}iscussion, {C}onclusion: {T}he examination of the temporal variations (2001-2021) in the repeatability, reproducibility, and trueness of the {SOMLIT} network over time confirms the essential role of {ILC} exercises as a tool for the continuous improvement of data quality in environmental monitoring datasets.}, keywords = {environmental monitoring network ; data quality control ; inter-laboratory ; comparison exercises ; measurement uncertainty ; analyst performance ; multivariate dataset ; {FRANCE} ; {MEDITERRANEE} ; {ATLANTIQUE} ; {MANCHE}}, booktitle = {}, journal = {{F}rontiers in {M}arine {S}cience}, volume = {10}, numero = {}, pages = {1135446 [12 p.]}, year = {2023}, DOI = {10.3389/fmars.2023.1135446}, URL = {https://www.documentation.ird.fr/hor/fdi:010088134}, }