@article{PAR00000389, title = {{S}hell of the {G}reat {S}callop {P}ecten maximus as a high-frequency archive of paleoenvironmental changes - art. no. {Q}08001}, author = {{C}hauvaud, {L}. and {L}orrain, {A}. and {D}unbar, {R}. {B}. and {P}aulet, {Y}. {M}. and {T}houzeau, {G}. and {J}ean, {F}. and {G}uarini, {J}. {M}. and {M}ucciarone, {D}.}, editor = {}, language = {{ENG}}, abstract = {{W}e investigate the environmental and biological controls on oxygen isotope ratios in the shells of modern {P}ecten maximus bivalves collected alive in the {B}ay of {B}rest ({F}rance). {S}easonal delta(18){O} profiles, obtained by drilling the daily calcite ridges deposited at the surface of the left valve, were compared with in situ measurements of temperature and salinity. {W}e show that {P}. maximus delta(18){O} values accurately track seasonal variations in bottom water temperature. {S}hell growth rate has no significant effect on shell delta(18){O} values. {O}ur study demonstrates that daily variations in water temperature can be reconstructed within about 0.5 degrees {C}. {T}emperatures estimated with the paleotemperature equation established in this study were compared with temperatures derived from previously published equations. {T}he comparison indicates that the most commonly used paleotemperature equation for biogenic calcite ({E}pstein et al., 1953) provides inaccurate temperature estimates, but the {K}im and {O}'{N}eil (1997) equation, established from abiogenic calcite precipitation, provides results very similar to ours and should therefore be used for scallop individuals coming from populations where proper empirical calibration cannot be done. {P}ecten maximus bivalves precipitate calcite in isotopic equilibrium with seawater, produce large daily growth striae, are stenohaline, and are well preserved in archeological and geological deposits, making them an excellent high-frequency archive of paleoenvironmental change.}, keywords = {bivalve ; biogenic calcite ; isotopes ; oxygen ; shell growth rate ; temperature ; oceanography : general : diurnal, seasonal, and annual cycles ; oceanography : biological and chemical : geochemistry ; oceanography : biological and chemical : stable isotopes}, booktitle = {}, journal = {{G}eochemistry {G}eophysics {G}eosystems}, volume = {6}, numero = {}, pages = {{NIL}_1--{NIL}_15}, ISSN = {1525-2027}, year = {2005}, DOI = {10.1029/2004{GC}000890}, URL = {https://www.documentation.ird.fr/hor/{PAR}00000389}, }