@incollection{fdi:010052111, title = {{M}onitoring optical properties of the {S}outhwest {T}ropical {P}acific}, author = {{D}upouy, {C}{\'e}cile and {S}avranski, {T}. and {L}ef{\`e}vre, {J}{\'e}r{\^o}me and {D}espinoy, {M}arc and {M}angeas, {M}organ and {F}uchs, {R}osalie and {F}aure, {V}incent and {O}uillon, {S}ylvain and {P}etit, {M}ichel}, editor = {}, language = {{ENG}}, abstract = {{W}e present data collected as part of {VAL}idation {HY}perspectral of a {BIO}geochemical model ({V}al{H}y{B}io), a {PNTS}sponsored program dedicated to chlorophyll satellite imaging and validation as affected by bathymetry in the {S}outh {W}estern {T}ropical {L}agoon of {N}ew {C}aledonia. {T}he specific goals of {V}al{H}y{B}io are to: - examine time-dependent oceanic reflectance in relation to dynamic surface processes, - construct field/satellite reflectance-based chlorophyll models, - investigate the feasibility of inverting the model to yield surface chlorophyll and turbidity, and - validate the biogeochemical model with field/satellite observations. {T}he in situ bio-optical parameters include absorption coefficients by {CDOM} and particles, {S}ecchi disk depth, backscattering coefficient, pigment concentration, suspended matter concentration, and {K}_d{PAR}. {T}hey are measured every month at 5 stations, of contrasted bathymetry and bottom reflectance, as well as at a reference station situated 4 miles offshore, and at a station over coral reefs. {R}emote sensing reflectance is calculated from the absorption and backscattering coefficients and compared with satellite data. {S}ea{WIFS} and {MODIS} {A}qua match-ups collected over the period 1997-2010 ({V}al{H}y{S}at database) are used. {S}atellite retrievals are examined as a function of bathymetry and for the special case of {T}richodesmium red tides. {T}he feasibility of a long-term monitoring program of water optical properties with satellite remote sensing techniques is examined in the frame of the {GOPS} ({S}outh {P}acific {I}ntegrated {O}bservatory).}, keywords = {{CYCLE} {BIOGEOCHIMIQUE} ; {CHLOROPHYLLE} ; {ABSORPTION} ; {REFLECTANCE} ; {TELEDETECTION} ; {DONNEES} {SATELLITE} ; {MODELE} ; {NOUVELLE} {CALEDONIE} ; {PACIFIQUE} {TROPICAL} {SUD} {OUEST}}, booktitle = {{R}emote sensing of the coastal ocean, land, and atmosphere environment}, volume = {7858}, numero = {}, pages = {13}, address = {{B}ellingham}, publisher = {{SPIE}}, series = {{P}roceedings of {SPIE}}, year = {2010}, DOI = {10.1117/12.869888}, ISSN = {0277-786{X}}, URL = {https://www.documentation.ird.fr/hor/fdi:010052111}, }