. Discovery reports. Discovery (Ship); Scientific expeditions. OCT. NOV â Fig. 105. Male Fin whales. iMonthly average thickness of blubber. (Separate curves for 1925-6 and 1926-7 seasons.) Whales more than 20-0 m. long. Whales less than i8-o m. Pes CSPh OCT. NOV. < DEC. JAN. FEB. MAR. SOUTH GEORGIA 1 1 1 r APR. MAY JUNE JULY AUG. SEPT. OCT *â < SOUTH AFRICA *â Fig. 106. Male Blue whales. Monthly average thickness of blubber. â Whales more than 23-0 m. long. Whales less than 19-0 m. long. The similarity of the results obtained for the males and resting females indicates the general


. Discovery reports. Discovery (Ship); Scientific expeditions. OCT. NOV â Fig. 105. Male Fin whales. iMonthly average thickness of blubber. (Separate curves for 1925-6 and 1926-7 seasons.) Whales more than 20-0 m. long. Whales less than i8-o m. Pes CSPh OCT. NOV. < DEC. JAN. FEB. MAR. SOUTH GEORGIA 1 1 1 r APR. MAY JUNE JULY AUG. SEPT. OCT *â < SOUTH AFRICA *â Fig. 106. Male Blue whales. Monthly average thickness of blubber. â Whales more than 23-0 m. long. Whales less than 19-0 m. long. The similarity of the results obtained for the males and resting females indicates the general conclusion that whales are fatter at the end of the season at South Georgia than they are at the beginning and that a decrease in blubber thickness takes place in South African waters. The increase in average blubber thickness of adult whales at South Georgia should be due to good feeding and fattening in that neighbourhood, where the food, as already explained, is available in abundance. The possibility might be suggested that the increase in fatness may be due to increasing numbers of fat whales arriving in South Georgian waters from other, apparently richer, feeding grounds as 15. 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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