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Pages and Posts Tagged ‘phytoplankton’


All Kinds of Diatoms

By Maria Vernet · March 31, 2009 · comments 5 comments
ABOARD THE RVIB N. B. PALMER, ON THE SOUTHERN OCEAN-- After 4 days in transit we arrived at Clarence Island near the South Shetlands. It is too windy to test our new instruments here. So we turn northeast and after 8 more hours we arrive at the C18A iceberg... {Read More »}


Adios Punta Arenas

By Maria Vernet · March 30, 2009 · comments No comments yet
ABOARD THE RVIB N. B. PALMER, ON THE SOUTHERN OCEAN-- Adios Punta Arenas, Chile. Hello Research Vessel and Ice Breaker, Nathaniel B. Palmer. We, the crew, support staff and scientists of the NBP Iceberg Cruise III, left port in Punta Arenas on March 6th to begin our 40-day cruise... {Read More »}


Antarctic Marine Ecosystem

The Antarctic food web is the simplest on the planet, and krill are at its hub. {Read More »}


Returning to Port

By Maria Vernet · June 29, 2008 · comments No comments yet
STRAITS OF MAGELLAN-- Today we are arriving in Punta Arenas, Chile at 11am local time. After 8 hours through the Straits of Magellan we have… {Read More »}


Primary Production

By Maria Vernet · June 27, 2008 · comments No comments yet
SOUTHERN OCAEN-- Phytoplankton were active in these waters during this June cruise. Although ten times lower than in the summer, their rates show an active… {Read More »}


Macronutrients Around the Iceberg

By Maria Vernet · June 23, 2008 · comments No comments yet
ICEBERG A43K, SOUTHERN OCEAN-- Phytoplankton need dissolved nutrients, such as silicate, phosphate, and nitrate to grow in seawater. Open waters in Antarctica are rich in… {Read More »}


The Ocean’s Carbon Content

By Maria Vernet · June 22, 2008 · comments 1 comment
ICEBERG A43K, SOUTHERN OCEAN-- Carbon sedimentation in the water, from its surface towards the ocean floor, is expected to increase around icebergs as a consequence… {Read More »}


Iron-Limited Phytoplankton?

By Maria Vernet · June 20, 2008 · comments No comments yet
ICEBERG A43K, SOUTHERN OCEAN-- The waters of the Southern Ocean are considered High Nutrient Low Chlorophyll (HNLC) waters. In spite of abundant dissolved nitrogen, phosphorus… {Read More »}


Life Around the Iceberg

By Maria Vernet · June 19, 2008 · comments No comments yet
ICEBERG A43K, SOUTHERN OCEAN-- Many birds, seals and whales are living around Iceberg A43K. We saw several of them as we approached the iceberg two… {Read More »}


Our Changing Iceberg

By Maria Vernet · June 13, 2008 · comments No comments yet
SCOTIA SEA, SOUTHERN OCEAN-- Icebergs in the Southern Ocean are constantly moving and transforming. SS-1, the iceberg we are currently studying, is considered a "medium"… {Read More »}

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