data for "Last Millennium Productivity in the Bransfield Strait Inferred from Chloropigment Concentrations and Compound-Specific Chlorophyll a Isotopes"

Compilation of data presented in "Last Millennium Productivity in the Bransfield Strait Inferred from Chloropigment Concentrations and Compound-Specific Chlorophyll a Isotopes" Manuscript submitted to Paleoceanography and Paleoclimatology on March 31, 2026. The data comprises: (1) chloropigment concentration, and their compound-specific carbon and nitrogen isotopes (2) diatom counts, relative abundance in total dataset and Chaetoceros-free subset Dataset under embargo until acceptance of the manuscript.