The Eastern Bering Sea Shelf The Eastern Bering Sea Shelf : oceanography and resources / edited by Donald W. Hood and John A. Calder . easternberingsea00hood Year: 1981 768 Interaction of ice and biota The information obtained on nutrient distributions strongly suggests that depletion of nitrate is a major factor limiting spring production, especially at the ice edge. Nitrate concentrations in spring, at the beginning of the bloom period, are uniform with depth, although somewhat lower in the ice-covered areas (5-15 /ug at/1) than in the open water (15-25 /jg at/1). Although the differences i
The Eastern Bering Sea Shelf The Eastern Bering Sea Shelf : oceanography and resources / edited by Donald W. Hood and John A. Calder . easternberingsea00hood Year: 1981 768 Interaction of ice and biota The information obtained on nutrient distributions strongly suggests that depletion of nitrate is a major factor limiting spring production, especially at the ice edge. Nitrate concentrations in spring, at the beginning of the bloom period, are uniform with depth, although somewhat lower in the ice-covered areas (5-15 /ug at/1) than in the open water (15-25 /jg at/1). Although the differences in ammonia ICE-EDGE ZONE Figure 44-4. Temperature (a), salinity (b), sigma-t (c), chlorophyll a (d), nitrate (e), and ammonia (f) cross sections taken along the 1977 transect shown in Fig. 44-1. Open-water, ice-edge zone and ice-pack stations are indicated. Redrawn from Alexander and Cooney (1979).
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