Archive image from page 351 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 depthsofoceangen00murr Year: 1912 i6 DEPTHS OF THE OCEAN furnish many varieties of this type. Sometimes the length axis is situated in the division-plane of the cells, as, for instance, in Thalassiothrix longissivia, one of the characteristic forms in colder seas ; at other times division takes place across the elongated cell, as in the genus RJiir:osoleni
Archive image from page 351 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 depthsofoceangen00murr Year: 1912 i6 DEPTHS OF THE OCEAN furnish many varieties of this type. Sometimes the length axis is situated in the division-plane of the cells, as, for instance, in Thalassiothrix longissivia, one of the characteristic forms in colder seas ; at other times division takes place across the elongated cell, as in the genus RJiir:osolenia, of which there are many species (see Fig. 217). Hair-shaped cells of this kind create a great deal of friction when horizontal, but would sink rapidly when perpendicular, if it were not for the fact that they are either slightly curved, or else their terminal faces are sloping; so that jO ' 0 ; [0 ' â 01 La. J [O ' 1 fa ' «J
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Photo credit: © Actep Burstov / Alamy / Afripics
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Keywords: 1900, 1910, 1912, _michael_sars_north_atlantic_deep_sea_expedition_191, appell_f_jakob_johan_adolf_1857_, archive, book, bookauthor, bookcentury, bookdecade, bookpublisher, booksubject, bookyear, drawing, gran_h_h_haakon_hasberg_1870_, helland_hansen_bj_rn_1877_, historical, history, illustration, image, london_macmillan, murray_john_sir_1841_1914, north_atlantic_ocean, oceanography, page, picture, print, reference, vintage
