Web30 Mar 2006 · The chronology of MD01-2461 is based on 15 monospecific foraminifera (Globigerina bulloides, or Neogloboquadrina pachyderma sinistral) AMS 14 C dates.Radiocarbon ages were calibrated to calendar years before present (yr BP) using the CALIB programme (version 5.0.1 with the MARINE04 data set), incorporating a 400 yr … WebThe G. bulloides Mg∕Ca records from cores MD95-2043 and MD99-2343 were produced following a comparable procedure to that described for the ALB-2 core, but, for these cores, the data to estimate analytical reproducibility and the Mn∕Ca and Al∕Ca ratios to evaluate the potential interference of contamination phases were not available.
Cyanobacterial endobionts within a major marine planktonic …
WebGlobigerina bulloides is a species of heterotrophic planktonic foraminifer with a wide distribution in the photic zone of the world's oceans. It is able to tolerate a range of sea surface temperatures, salinities and water densities, and is most abundant at high … Web11 Oct 2024 · The planktic foraminiferal species N. pachyderma (sin.) and Globigerina (G.) bulloides tests were picked out for the oxygen and carbon isotopic analysis in the Marine Stable Isotope Lab (MASTIL) of the National Centre of Antarctic and Ocean Research, Vasco-da-Gama, Goa, India. The size range of the planktic foraminiferal tests chosen is … uk royal institute of international affairs
Population dynamics of the planktic foraminifer Globigerina …
WebG. bulloides remained dominant at 51°S, but is replaced by Neogloboquadrina pachyderma (sinistral coiling) and Globigerina quinqueloba in Polar Frontal waters at 54°S. Despite … WebGlobigerina bulloides adalah spesies heterotrofik planktonik foraminifera dengan distribusi yang luas di zona fotik dari lautan di dunia. Hal ini dapat mentolerir kisaran suhu … WebThe Mg/Ca and d18O data for G. bulloides reveal millennial salinity variations of ~0.5 psu superimposed upon a trend of increasing near-surface water salinity from ~9 ka to the … uk royal family line