. Fig. 73. Charts showing the distribution of Drepanopus pectinatus in the upper layers of water at stations in the 1926-7 surveys. The squares represent the average numbers per 50 m. vertical haul with N 70 V nets from 250 m. (or less at shallow-water stations) to the surface. For hydrological and phytoplankton conditions see Figs. 2, 6, 7, 8, 38, 39 and 41.

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Keywords: ., bookcentury1900, booksubjectocean, booksubjectscientificexpediti