. Discovery reports. Discovery (Ship); Scientific expeditions. T 1 1 1 1 1 1 1 1 1 r OCT. NOV. DEC. JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEPT. OCT SOUTH GEORGIA Fig. 109. Pregnant and lactating Fin whales. Monthly average thickness of blubber. Pregnant. OCT, NOV. < JAN. â SOUTH GEORGIA JUNE JULY AUG. SEPT. OCT â * SOUTH AFRICA *- Fig. no. Pregnant and lactating Blue whales. Monthly average thickness of blubber. Pregnant. Lactating. a decided tendency to fall as the season advances. In other words the longer the whales stay the leaner they become. The reason now appears why the


. Discovery reports. Discovery (Ship); Scientific expeditions. T 1 1 1 1 1 1 1 1 1 r OCT. NOV. DEC. JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEPT. OCT SOUTH GEORGIA Fig. 109. Pregnant and lactating Fin whales. Monthly average thickness of blubber. Pregnant. OCT, NOV. < JAN. â SOUTH GEORGIA JUNE JULY AUG. SEPT. OCT â * SOUTH AFRICA *- Fig. no. Pregnant and lactating Blue whales. Monthly average thickness of blubber. Pregnant. Lactating. a decided tendency to fall as the season advances. In other words the longer the whales stay the leaner they become. The reason now appears why the large whales at South Africa have a higher average thickness than those of the same length at South Georgia as shown in Figs. loi to 104. 13-2. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Institute of Oceanographic Sciences (Great Britain); National Institute of Oceanography; Great Britain. Colonial Office. "Discovery" Committee. London, New York, Cambridge University Press


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