LIU Xu-ying, GAO Jian-hua, BAI Feng-long, LIU Zhi-yong, PAN Shao-ming. GRAIN SIZE INFORMATION IN DIFFERENT EVOLUTION PERIODS OF XINYANGGANG TIDAL FLAT IN JIANGSU PROVINCE[J]. Marine Geology & Quaternary Geology, 2008, 28(4): 27-35. DOI: 10.3724/SP.J.1140.2008.03027
Citation: LIU Xu-ying, GAO Jian-hua, BAI Feng-long, LIU Zhi-yong, PAN Shao-ming. GRAIN SIZE INFORMATION IN DIFFERENT EVOLUTION PERIODS OF XINYANGGANG TIDAL FLAT IN JIANGSU PROVINCE[J]. Marine Geology & Quaternary Geology, 2008, 28(4): 27-35. DOI: 10.3724/SP.J.1140.2008.03027

GRAIN SIZE INFORMATION IN DIFFERENT EVOLUTION PERIODS OF XINYANGGANG TIDAL FLAT IN JIANGSU PROVINCE

More Information
  • Received Date: February 25, 2008
  • Revised Date: March 27, 2008
  • Six sediment cores were collected in Xinyanggang, Jiangsu Province, in August 2007. Sediment spatial distribution characteristics were studied by analyzing grain size. Grain size parameters and typical frequency distribution curves combining with the changes in color of different core sediments were analyzed for extraction of grain size information in different evolution periods. Standard deviation of grain size components was used for environmental sensitivity analysis to understand the impact of dynamic characteristics on distribution of tidal flat sediments. Deposition rates were estimated in accordance with the evolution periods of tidal flat. The results showed that, core sediment of silt Flat gave grain size evolution information from silt flat to Spartina angilica flat, and then to silt flat again. However, core sediments of Spartina alterniflora flat,Suaeda salsa flat and transitional Spartina alterniflora and Suaeda salsa flats recorded grain size evolution information of Spartina angilica flat-Spartina alterniflora flat, Suaeda salsa flat-Spartina angilica flat-Suaeda salsa flat, Suaeda salsa flat-Spartina angilica flat-transitional Suaeda salsa and Spartina alterniflora flats, respectively. The difference and variation of hydrodynamics in different positions of tidal flat led to the coarse-fine variety of sediments horizontally from silt flat-Spartina alterni-flora flat-Suaeda salsa flat gradually, and resulted in the fact that reed flat became an independent environmental system which was very stable. And vegetation covers impelled this process, which was evidently reflected in grain size variation of surface sediments. Deposition rates of silt flat, Spartina alterniflora flat, transitional Spartina alterniflora and Suaeda salsa flats and Suaeda salsa flat were 2.34 cm/a, 3.09 cm/a, 2.45 cm/a and 2.09 cm/a respectively.
  • Related Articles

    [1]WANG Wenjuan, ZHANG Yinguo, CHEN Jianwen, YANG Yanqiu. Sequence stratigraphy and sedimentary evolution in the Lower Cretaceous of the Eastern Depression in the North Yellow Sea Basin[J]. Marine Geology & Quaternary Geology, 2024, 44(3): 125-135. DOI: 10.16562/j.cnki.0256-1492.2023100701
    [2]XIONG Zhong, JIANG Zhiqiang, SUN Peng, TAN Sizhe, XU Zhenzhong, CHEN Wenxia. Characteristics and tectonic evolution of the fault system in the north sag of Northern Depression of South Yellow Sea basin[J]. Marine Geology & Quaternary Geology, 2018, 38(3): 75-84. DOI: 10.16562/j.cnki.0256-1492.2018.03.007
    [3]XIAO Dan, SHI Wanzhong, WANG Liaoliang, TANG Daqing, WANG Ren, CHEN Haoran, XIA Zhimin, XIA Fei. TECTONIC CHARACTERISTICS AND EVOLUTION OF THE M UPLIFT IN THE EAST AREA OF NORTH YELLOW SEA BASIN[J]. Marine Geology & Quaternary Geology, 2016, 36(5): 75-84. DOI: 10.16562/j.cnki.0256-1492.2016.05.008
    [4]WU Shuyu, LIU Jun. APPLICATION OF TIME-FREQUENCY ANALYSIS TO THE MESOZOIC RESERVOIR, EASTERN DEPRESSION OF NORTH YELLOW SEA[J]. Marine Geology & Quaternary Geology, 2016, 36(1): 189-196. DOI: 10.16562/j.cnki.0256-1492.2016.01.019
    [5]LIANG Jie, WEN Zhenhe, XIAO Guolin, ZHANG Yinguo, ZHAO Qingfang, DONG Heping, LI Qing. THE IMPACT OF HYDROTHERMAL ACTIVITY ON THE RESERVOIRS IN THE EAST DEPRESSION OF THE NORTH YELLOW SEA BASIN[J]. Marine Geology & Quaternary Geology, 2015, 35(5): 117-123. DOI: 10.16562/j.cnki.0256-1492.2015.05.014
    [6]LIANG Jie, WEN Zhenhe, XIAO Guolin, ZHANG Yinguo, DONG Heping. RESERVOIR CHARACTERISTICS AND INFLUENTIAL FACTORS IN THE EASTERN DEPRESSION OF THE NORTH YELLOW SEA BASIN[J]. Marine Geology & Quaternary Geology, 2013, 33(2): 111-119. DOI: 10.3724/SP.J.1140.2013.02111
    [7]WANG Lifei, GUO Lihua, NIE Xin. STRUCTURAL FEATURES AND EVOLUTIONARY STAGES OF THE WESTERN DEPRESSION OF THE NORTH YELLOW SEA BASIN[J]. Marine Geology & Quaternary Geology, 2012, 32(3): 55-62. DOI: 10.3724/SP.J.1140.2012.03055
    [8]ZHOU Juntai, LI Sanzhong, SUO Yanhui, JIAO Qian, DAI Lingming, ZHAO Fengmei, WU Qi, XU Lei, JIN Chong, GE Heping. BASIN PROTOTYPE OF THE CENOZOIC CHANGJIANG DEPRESSION IN THE EAST CHINA SEA SHELF BASIN[J]. Marine Geology & Quaternary Geology, 2011, 31(1): 77-84. DOI: 10.3724/SP.J.1140.2011.01077
    [9]WANG Lifei, WANG Yantang, HU Xiaoqiang. STRATIGRAPHY AND SEDIMENTARY CHARACTERS OF THE WESTERN DEPRESSION,NORTH YELLOW SEA BASIN[J]. Marine Geology & Quaternary Geology, 2010, 30(3): 97-104. DOI: 10.3724/SP.J.1140.2010.03097
    [10]GONG Chenglin, LEI Huaiyan, WANG Yingmin, LIU Zhenhu, GUAN Baocong, HU Xiaoqiang, LU Jinbo. HYDROCARBON GEOLOGIC CHARACTERS AND STRUCTURAL EVOLUTION IN THE EASTERN DEPRESSION OF NORTH YELLOW SEA BASIN[J]. Marine Geology & Quaternary Geology, 2009, 29(1): 79-86. DOI: 10.3724/SP.J.1140.2009.01079

Catalog

    Article views (1119) PDF downloads (81) Cited by()

    /

    DownLoad:  Full-Size Img  PowerPoint
    Return
    Return