@incollection{fdi:42789, title = {{D}o {D}inophysis spp. come from the "open sea" along the {F}rench {A}tlantic coast?}, author = {{D}elmas, {D}. and {H}erbland, {A}lain and {M}aestrini, {S}.{Y}.}, editor = {}, language = {{ENG}}, abstract = {{A} study was conducted with the aim of showing which environmental conditions promote an increase in #{D}inophysis$ cells in a land-locked embayment with shellfish installations. {F}rom may 1989 to september 1991, vertical profiles were taken of temperature, salinity, nutrients and chlorophyll-a, and counts of phytoplankton species composition were made during late spring and summer. {I}n the strait separating this area from the open sea, residual tital currents are from offshore to nearshore. {S}ignificant thermocline ... and stable stratification of the water column were required for #{D}inophysis$ to exceed 1000 cell {L}-1. #{D}inophysis$ spp. were more abundant in the "thermocline layer", scarce below this layer and absent near the bottom. {T}hese stratified conditions occurred first in the open sea. {D}enser #{D}inophysis$ populations were then carried through the strait from offshore to nearshore waters by tidal currents. ({D}'apr{\`e}s r{\'e}sum{\'e} d'auteur)}, keywords = {{PHYTOPLANCTON} ; {DENSITE} {DE} {POPULATION} ; {CROISSANCE} ; {FACTEUR} {ECOLOGIQUE} ; {RELATION} {ESPECE} {ENVIRONNEMENT} ; {ATLANTIQUE}}, booktitle = {{T}oxic phytoplankton blooms in the sea}, numero = {}, pages = {489--494}, address = {{A}msterdam}, publisher = {{E}lsevier {S}cience}, series = {}, year = {1993}, URL = {https://www.documentation.ird.fr/hor/fdi:42789}, }