Changes in Modern Foraminiferal Assemblages Associated with Recent Northeast Pacific Marine Heatwaves Introduction

Seasonal climatology and Hovmöller plot of Sea Surface Temperatureacross the transect in the fall and spring seasons (Fig. [...] across seasons in the California Current? • During non-MHWs, polar to transitional species were common In the lower panel, SST anomalies from 2010-2019 are shown relative to the closer to the coast in the fall and across the transect during the 39-year climatology. [...] USA • The foraminifera community varied significantly different between Conclusions • Plankton tow samples seasons and with the presence of a MHW (~beta diversity or species • Environmental factors like temperature, salinity, upwelling and environmental data turnover, p<0.05, PERMDISP, Fig. [...] 4: Foraminiferal assemblage • Marine heatwaves impact the typical seasonal patterns of the Fall No MHW Lorem ipsum Lorem ipsum Lorem ipsum monitoring transect in the Spring MHW patterns between seasons with foraminifera community in the Northeast Pacific. [...] • We used multivariate analysis to determine how the foraminifera Chl-a, and Biologically Effective Acknowledgements: Thanks to the captain, crew, and science party of the many community data varied between seasons with and without a MHW Upwelling Index) are overlaid research cruises that collected these samples.