@article{PAR00001141, title = {{P}icoplankton removal by the coral reef community of {L}a {P}revoyante, {M}ayotte {I}sland}, author = {{H}oulbreque, {F}. and {D}elesalle, {B}. and {B}lanchot, {J}ean and {M}ontel, {Y}ves and {F}errier {P}ages, {C}.}, editor = {}, language = {{ENG}}, abstract = {{W}e examined the trophic contribution of pico- and nanoplankton to a patch reef dominated by scleractinian corals and located at {M}ayotte {I}sland ({C}omoro {A}rchipelago). {P}ico- and nanoplankton concentrations, as well as total particulate organic matter, were measured on a sandybottom and a patch reef transect. {R}esults showed that particles < 10 mu m accounted for 74% of the chlorophyll a concentration and for 47% of the total living carbon. {S}ynechococcus sp. represented 65% of the chlorophyll < 3 mu m and 53 and 67% of the autotrophic carbon and nitrogen, respectively, followed by picoeukaryotes, nanoeukaryotes and {P}rochlorococcus sp. {C}oncentrations of total chlorophyll a, as well as picoplankton groups, were depleted 30 to 45% above the reef compared to in the adjacent waters and in sandy-bottom samples, {C}oncentrations of nanoflagellates and total particulate organic matter, by contrast, remained unchanged during their passage across the reef. {T}hese results suggest selective grazing of picoplankton by the benthic community and compound the importance of picoplankton for the benthic-pelagic coupling and trophic dynamics on coral reefs.}, keywords = {picoplankton ; nanoplankton ; benthos ; {C}oral reef communities ; particle removal ; {MAYOTTE}}, booktitle = {}, journal = {{A}quatic {M}icrobial {E}cology}, volume = {44}, numero = {1}, pages = {59--70}, ISSN = {0948-3055}, year = {2006}, DOI = {10.3354/ame044059}, URL = {https://www.documentation.ird.fr/hor/{PAR}00001141}, }