@article{fdi:010083259, title = {{P}aralytic shellfish toxins in {P}eruvian scallops associated with blooms of {A}lexandrium ostenfeldii ({P}aulsen) {B}alech and {T}angen in {P}aracas {B}ay, {P}eru}, author = {{C}uellar-{M}artinez, {T}. and {O}choa, {A}. {D}. {H}. and {S}ancheza, {S}. and {V}elarde, {A}. {A}. and {C}orrea, {D}. and {G}allardo, {K}. {A}. {E}. and {M}onja, {H}. {F}. {L}. and {Z}apata, {J}. {M}. {I}. and {C}olas, {F}ran{\c{c}}ois and {T}am, {J}. and {G}utierrez, {D}.}, editor = {}, language = {{ENG}}, abstract = {{I}n recent years, dense {A}lexandrium ostenfeldii blooms have been reported in different coastal areas. {I}n this study, we report for the first time the occurrence of {A}. ostenfeldii blooms associated with the detection of paralytic shellfish toxins ({PST}s) in the {P}eruvian scallop ({A}rgopecten purpuratus) from {P}aracas {B}ay. {A}lexandrium ostenfeldii blooms occurred at the end of summer and early fall, after the increase of riverine input and under stratified conditions following a decrease in wind velocity. {T}he highest abundances occurred during warm sea surface temperatures (18-27 degrees {C}). {H}igh {PST} concentrations that exceed the maximum permissible level (800 mu g {STX} eq. kg- 1) occurred even under low {A}. ostenfeldii abundances (20 x 103 cells l- 1). {O}ur results contribute to a better understanding of the dynamics of {A}. ostenfeldii in coastal systems influenced by riverine inputs and upwelling and can be used to improve monitoring programs and allow the implementation of mitigation measures along the {P}eruvian coast.}, keywords = {{A}rgopecten purpuratus ; {H}umboldt current ; {U}pwelling ; {P}hycotoxins ; {A}quaculture ; {PEROU} ; {PARACAS} {BAIE} ; {HUMBOLDT} {COURANT}}, booktitle = {}, journal = {{M}arine {P}ollution {B}ulletin}, volume = {173}, numero = {{A}}, pages = {112988 [11 p.]}, ISSN = {0025-326{X}}, year = {2021}, DOI = {10.1016/j.marpolbul.2021.112988}, URL = {https://www.documentation.ird.fr/hor/fdi:010083259}, }