. Fig. 70. The distribution of Chaetoceros neglectus in Bransfield Strait, December 1930. I = one thousand. that Chaetoceros neglectus was almost entirely confined to the Weddell Sea water. The only exception was at St. 540 where mixing may have occurred. At this time Ch. neglectus was evidently re-entering the strait in the old Bellingshausen Sea water to the westward, as it was present at Sts. 550-552 in small numbers, and at St. 555 a week later in considerably greater numbers. It will have been noted that the numbers of Corethron present in this haul were also considerably greater, which p
. Fig. 70. The distribution of Chaetoceros neglectus in Bransfield Strait, December 1930. I = one thousand. that Chaetoceros neglectus was almost entirely confined to the Weddell Sea water. The only exception was at St. 540 where mixing may have occurred. At this time Ch. neglectus was evidently re-entering the strait in the old Bellingshausen Sea water to the westward, as it was present at Sts. 550-552 in small numbers, and at St. 555 a week later in considerably greater numbers. It will have been noted that the numbers of Corethron present in this haul were also considerably greater, which points to the end of December being the time of the beginning of the reinvasion of the Bransfield Strait by phytoplankton associations from the Bellingshausen Sea, as distinct from the spring increase in the old water within the strait.
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Keywords: ., bookcentury1900, booksubjectocean, booksubjectscientificexpediti
