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  1. No Access

    Article

    Large seasonal variation in phytoplankton production in the Amundsen Sea

    To better estimate annual primary production in the Amundsen Sea, which is one of the highest productivity regions in the Southern Ocean, the seasonal variations in carbon and nitrogen uptake rates of phytopla...

    Bo Kyung Kim, HuiTae Joo, Ho Jung Song, Eun ** Yang, Sang Hoon Lee… in Polar Biology (2015)

  2. No Access

    Article

    Macromolecular production of phytoplankton in the northern Bering Sea, 2007

    Photosynthetic carbon allocations into different macromolecular classes provide important clues regarding physiological conditions of phytoplankton and the nutritional status of potential grazers. The producti...

    HuiTae Joo, JangHan Lee, Chang-Keun Kang, Soonmo An, Sung-Ho Kang… in Polar Biology (2014)

  3. No Access

    Article

    Spatial distribution of small phytoplankton composition in the Chukchi Sea

    This study was conducted as part of the second Russian American long-term census of the Arctic in 2009 with sampling across the territorial of the Russian Federation in the Chukchi Sea since recent information...

    Sang H. Lee, Hans-Uwe Dahms, Yunsook Kim, Eun Jung Choy, Sung-Ho Kang… in Polar Biology (2014)

  4. No Access

    Article

    Phylogenetic diversity of planktonic bacteria in the Chukchi Borderland region in summer

    Planktonic bacteria are abundant in the Chukchi Borderland region. However, little is known about their diversity and the roles of various bacteria in the ocean. Seawater samples were collected from two statio...

    Yinxin Zeng, Yong Yu, Huirong Li, Jianfeng He, Sang H. Lee… in Acta Oceanologica Sinica (2013)

  5. No Access

    Article

    Phytoplankton productivity and its response to higher light levels in the Canada Basin

    Phytoplankton productivity in the Canada Basin was measured in the late summer season, from mid-September to mid-October 2009, using a 13C–15N dual tracer technique. To understand potential production changes ass...

    Mi Sun Yun, Kyung Ho Chung, Sarah Zimmermann, **** Zhao, Hyoung Min Joo… in Polar Biology (2012)

  6. No Access

    Article

    Recent phytoplankton productivity of the northern Bering Sea during early summer in 2007

    Although the northern Bering Sea is one of the most productive regions in the northern North Pacific Ocean and currently considered a declining productivity region, no recent primary productivity measurements ...

    Sang H. Lee, Hyoung Min Joo, Mi Sun Yun, Terry E. Whitledge in Polar Biology (2012)

  7. No Access

    Article

    Comparison of bottom sea-ice algal characteristics from coastal and offshore regions in the Arctic Ocean

    Ice-core observations were conducted at three arctic sites in early April 2003: one clean sediment-free site (Chukchi), one sediment-rich site (Beaufort) on landfast sea ice offshore Barrow, and one oceanic Ic...

    Sang H. Lee, Meibing **, Terry E. Whitledge in Polar Biology (2010)

  8. No Access

    Article

    Uptake rates of dissolved inorganic carbon and nitrogen by under-ice phytoplankton in the Canada Basin in summer 2005

    The Ocean Exploration cruise in June–July 2005 allowed detailed description of the in situ under-ice primary productivity of phytoplankton in the Canada Basin. On the basis of a 13C–15N dual isotope tracer techni...

    Sang H. Lee, Dean Stockwell, Terry E. Whitledge in Polar Biology (2010)

  9. No Access

    Article

    Primary and new production in the deep Canada Basin during summer 2002

    The NOAA Ocean Exploration program provided the opportunity to measure the carbon and nitrogen productivity across the Canada Basin. This research examined the major environmental factors limiting the levels o...

    Sang H. Lee, Terry E. Whitledge in Polar Biology (2005)