Archive image from page 777 of The depths of the ocean;. The depths of the ocean; a general account of the modern science of oceanography based largely on the scientific researches of the Norwegian steamer Michael Sars in the North Atlantic depthsofoceange00murr Year: 1912 722 DEPTHS OF THE OCEAN During the first cruise of the ' Michael Sars' in the Norwegian Sea in 1900 I was convinced that in deep water a great quantity of food would accumulate wherever a rise in the specific gravity occurs, and where, consequently, all sinking bodies either stop or have their sinking velocity reduced, form
Archive image from page 777 of The depths of the ocean;. The depths of the ocean; a general account of the modern science of oceanography based largely on the scientific researches of the Norwegian steamer Michael Sars in the North Atlantic depthsofoceange00murr Year: 1912 722 DEPTHS OF THE OCEAN During the first cruise of the ' Michael Sars' in the Norwegian Sea in 1900 I was convinced that in deep water a great quantity of food would accumulate wherever a rise in the specific gravity occurs, and where, consequently, all sinking bodies either stop or have their sinking velocity reduced, forming as it were a ' bottom' in mid-water. In my report on the cruise1 I mentioned the matter, and the following observa- tions appear to confirm this hypothesis. In the Sargasso Sea series of hauls with closing-nets were taken at Stations 50 and 63, the net employed at Station 50 St 63. G~t2$2i 4 5 6 .> >fl 9 260 7 2 5 A S 6 7 8 .9 Z I A Z. f, 5 6 > A .9 28 0 t££££J°' irj£J2_!° '' /-3° /Z° '' /0° 9° <9° 7° 6° £ 4° 3° 0 ,000 -to -V icooJ Fig. 516.—Curves of Temperature (/°) and Specific Gravity (o-t), Station 63. (Sargasso Sea.) being 1 metre in diameter, and at Station 63 half a metre in diameter, made of very fine silk. At Station 50 hauls from 200 to o metres gave 3 , containing 22 species of Crustaceans. 500 to 200 „ „ 22 . 1000 to 500 6 „ 51 At Station £3 hauls from 100 to o metres gave 200 to 100 ,, „ 500 to 200 „ ,, 1 Hjort, Die erste Nordmeerfahrt des norwegischcn Fischereidampfers 'Michael Sars,' /goo, Petermann's Mitleilungen, Bd. 47, 1901.
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