@article{fdi:010069309, title = {{G}rowth, survival and reproduction of the giant clama {T}ridacna maxima ({R}oding 1798, {B}ivalvia) in two contrasting lagoons in {F}rench {P}olynesia}, author = {{V}an {W}ynsberge, {S}. and {A}ndr{\'e}fou{\¨e}t, {S}erge and {G}aertner-{M}azouni, {N}. and {W}abnitz, {C}. {C}. {C}. and {M}enoud, {M}. and {L}e {M}oullac, {G}. and {L}evy, {P}. and {G}ilbert, {A}. and {R}emoissenet, {G}.}, editor = {}, language = {{ENG}}, abstract = {{S}hell growth, reproduction, and natural mortality of the giant clam {T}ridacna maxima were characterized over a two-year-period in the lagoon of the high island of {T}ubuai ({A}ustral {A}rchipelago) and in the semi-closed lagoon of {T}atakoto ({T}uamotu {A}rchipelago) in {F}rench {P}olynesia. {W}e also recorded temperature, water level, tidal slope, tidal range, and mean wave height in both lagoons. {L}ower lagoon aperture and exposure to oceanic swells at {T}atakoto than at {T}ubuai was responsible for lower lagoon water renewal, as well as higher variability in temperature and water level at {T}atakoto across the studied period. {T}hese different environmental conditions had an impact on giant clams. {F}irstly, spawning events in the lagoon of {T}atakoto, detected by gonad maturity indices in {J}une and {J}uly 2014, were timed with high oceanic water inflow and a decrease in lagoon water temperature. {S}econdly, temperature explained differences in shell growth rates between seasons and lagoons, generating different growth curves for the two sites. {T}hirdly, local mortality rates were also found to likely be related to water renewal patterns. {I}n conclusion, our study suggests that reef aperture and lagoon water renewal rates play an integral role in giant clam life history, with significant differences in rates of shell growth, mortality and fertility found between open versus semi-closed atoll lagoons in coral reef ecosystems.}, keywords = {{POLYNESIE} {FRANCAISE}}, booktitle = {}, journal = {{P}los {O}ne}, volume = {12}, numero = {1}, pages = {e0170565 [20 p.]}, ISSN = {1932-6203}, year = {2017}, DOI = {10.1371/journal.pone.0170565}, URL = {https://www.documentation.ird.fr/hor/fdi:010069309}, }