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The utilization of polysaccharides by heterotrophic bacterioplankton in the Bay of Biscay (North Atlantic Ocean)

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Academic year: 2021

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Figure

Fig. 1. Map of the study area in the northern Bay of Biscay with stations sampled during May 2007.
Fig. 2. Conceptual models of bacterial polysaccharide turnover. The pool model (A) represents the conventional pathway for calculations of polysaccharide turnover that include concentrations of glucose monosaccharides
Fig. 3. Concentrations of total polysaccharides (mmol monomer equivalent L 21 ) and chlorophyll a (mg L 21 ) related to bacterial biomass production (BBP, nmol C L 21 h 21 ) in 3- and 40-m depth along the transects sampled in 2006 and 2007
Fig. 4. Depth profiles of extracellular a -glucosidase, b -glucosidase and leucine-aminopeptidase activity (nmol L 21 h 21 ) at substrate concentrations of 1 mmol L 21 for stations sampled in 2007
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