Diatom abundance in sediment core CRP-2/2A (Table1)

Depth is top of 1 cm thick sample; B=Barren: no diatom valves or fragments present. T = Trace/reworked: rare fragments present. R = Rare: 1 complete valve in 5-30 fields of view. F = Frequent: 1 complete valve in 1-5 fields of view. C = Common: 2-5 complete valves per field of view. A = Abundant: >5 complete valves per field of view