DISCOVERY REPORTS, VOL. VI 



PLATE XXXIX 



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DECEMBER 

 53 



JANUARY 







4 I 



FEBRUARY 



45 



APRIL 



95 



SCALE OF NAUTICAL MILES. 



100 



200 



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5 5 



300 



MAY 



15 



Distribution of Blue whales on the South Shetland grounds in season 1928-9 



