Diatom and dinoflagellate community biomass, with spatial and temporal averaging.

A derived product of the North Atlantic Continuous Plankton Recorder (CPR) survey of diatoms and dinoflagellates from 1960 to present. Source data available atJohns, D. 2019. Continuous Plankton Recorder Survey (CPR Survey), v 1.2.doi:10.17031/1629Data have been averaged and aggregated.Temperature data derived from the Hadley Centre sea surface temperature data product (HadISST, https://www.metoffice.gov.uk/ hadobs/hadisst/) at 1° x 1° and monthly resolution (Rayner et al. 2003).Rayner, N. A., D. E. Parker, E. B. Horton, C. K. Folland, L. V. Alexander, D. P. Rowell, E. C. Kent, and A. Kaplan. 2003. Global analyses of sea surface temperature, sea ice, and night marine air temperature since the late nineteenth century. J. Geophys. Res. Atmospheres 108. doi:10.1029/2002JD002670For more detail on methods see Mutshinda et al (2025) in review or on bioRxiv 10.1101/2024.07.02.601152