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Sea ice algal biomass is greatest in the bottom few cm of sea ice.
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Sea ice algal biomass is greatest in the bottom few cm of sea ice. Year 2002 measurements near Barrow. Sea ice began to melt between May 1 and 22. Chl.a maximum in ice bottom (2 cm layer) was observed on May 1 with the value of 0.6 mg/l. That in seawater was observed on Apr. 17 with the value of 3.6 u(micro)g/l.