Archive image from page 60 of Discovery reports (1935-1936) Discovery reports discoveryreports11inst Year: 1935-1936 â 250 â¢500 750 -*-1000 Fig. 17. Showing the average vertical distribution of Coscinodiscus bouvet at shallow- and deep-water stations taken in daylight and darkness and indicating an apparent diurnal vertical migration. upper 250 m. in daylight and darkness. This is shown in Fig. 17. The figures are inter- esting. In the shallow-water stations (seven in daylight and four in darkness) we have the following proportions at different depths: - Daylight Darkness m. 50-0 100-50
Archive image from page 60 of Discovery reports (1935-1936) Discovery reports discoveryreports11inst Year: 1935-1936 â 250 â¢500 750 -*-1000 Fig. 17. Showing the average vertical distribution of Coscinodiscus bouvet at shallow- and deep-water stations taken in daylight and darkness and indicating an apparent diurnal vertical migration. upper 250 m. in daylight and darkness. This is shown in Fig. 17. The figures are inter- esting. In the shallow-water stations (seven in daylight and four in darkness) we have the following proportions at different depths: - Daylight Darkness m. 50-0 100-50 250-100 24 31 45 4-6 17-5 77-9
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