Archive image from page 321 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 Fig. 193.—The Currents of the Norwegian Sea. submarine waves moving through the water-masses, alterations of depth in the layers according to changes in the velocity of the currents, standing waves, and great vortices. We must further conceive of constant fluctuations in the velocity, partly

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