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2021 Vol. 43, No. 3

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2021, 43(3): .
Abstract:
2021, (3): 1-3.
Abstract:
Physical Oceanography, Marine Meteorology and Marine Physics
Research of characteristics of turbulent mixing in the Prydz Bay with intrusion of modified circumpolar deep water
Hu Junyang, Liang Chujin, Lin Feilong
2021, 43(3): 1-12. doi: 10.12284/hyxb2021029
Abstract:
Based on the CTD data from the 28th, 29th and 31st Chinese Antarctic Expedition cruises, we calculated dissipation rate of turbulent kinetic energy by using Thrope scale method, and analyzed the distribution characteristics of the dissipation rate an...
Statistical analysis on wave characteristics in the Sanmen Bay of Zhejiang middle coast
Zhou Yang, Ye Qin, Shi Weiyong, Yang Bin, Song Zekun, Yan Donghao
2021, 43(3): 13-23. doi: 10.12284/hyxb2021097
Abstract:
In order to study the wave characteristics in the Sanmen Bay, field observation based on AWAC data acquisition equipment was continued for one year, and the statistical analysis, linear regression analysis was done. Moreover, statistics and spectral ...
Laboratory study of solitary wave transformation and run-up over reefs with large reef roughness
Yang Xiaoxiao, Yao Yu, Guo Huiqun, Jia Meijun
2021, 43(3): 24-30. doi: 10.12284/hyxb2021053
Abstract:
A series of laboratory experiments is carried out in a wave flume to study the influence of rough reef surface on solitary wave transformation and run-up over coral reefs. The cylinder array is used to model the reef surface with large roughness. The...
Simulating the evolution of a focused wave group by a Boussinesq-type model
Liu Bijin, Zhang Zhenwei, Liu Zhongbo, Fu Danjuan, Chen Xiaoyun
2021, 43(3): 31-39. doi: 10.12284/hyxb2021047
Abstract:
Based on the one-layer Boussinesq model with highest spatial derivative being 3, a numerical model is established for focused wave group. The numerical model is solved with predictor-corrector scheme in finite differential method. For time integratio...
North part of the North Pacific is a major gateway of wind energy into the ocean
Zhang Yu, Cui Chaoran, Yang Qian, Guan Yuping
2021, 43(3): 40-47. doi: 10.12284/hyxb2021039
Abstract:
Wind not only drives the surface ocean circulations, but also provides the main source of kinetic energy for deep ocean movements. This study focuses on the wind energy input to the north part of the North Pacific, including wind energy input to surf...
Marine Geology
Comparative study on the Cenozoic tectonic and sedimentary evolution in the deep water areas of the Zhujiang River Estuary Basin and the Qiongdongnan Basin
Xie Hui, Zhou Di, Shi Hongcai, Li Yuanping, Kong Deming
2021, 43(3): 48-61. doi: 10.12284/hyxb2021055
Abstract:
The formation and evolution of the South China Sea is well recorded in the northern continental margin. But the discrepancies of the tectonic and sedimentary evolution between the west and east of the northern margin are still enigmatic. Several dril...
Provenance systems and their control on the deep-water gravity flow deposition of the Member 2 of Neogene Yinggehai Formation, Qiongdongnan Basin
Kang Lifang, Zuo Qianmei, Wang Zhenguo, He Xiaohu, Song Aixue
2021, 43(3): 62-75. doi: 10.12284/hyxb2021045
Abstract:
In recent years, several deep-water gas fields of Yinggehai Formation have been discovered in ultra-deep water area of Qiongdongnan Basin, showing a broad exploration prospect. However, the reservoir physical property prediction of the Member 2 of Ne...
Sediment provenance of the East Siberian Arctic Shelf: Evidence from clay minerals and chemical elements
Li Qiuling, Qiao Shuqing, Shi Xuefa, Hu Limin, Chen Yufei, Bai Yazhi, Zhu Aimei, Cui Jingjing
2021, 43(3): 76-89. doi: 10.12284/hyxb2021041
Abstract:
Grain size, clay minerals and major and trace elements of surface sediment samples collected from the East Siberian Arctic Shelf are analyzed. Based on factor analysis and cluster analysis the study area is divided into four provinces, the main sedim...
Sequential extraction procedure and element occurrence states of hydrothermal sediments from the South Atlantic Ridge
Zhang Ying, Yang Baoju, Li Chuanshun, Wang Xiaojing, Wang Hongmin, Liu Jihua
2021, 43(3): 90-104. doi: 10.12284/hyxb2021057
Abstract:
In this study, elemental and mineral compositions of three surface sediments collected from the South Atlantic Ridge affected by hydrothermal activities of various degrees were analyzed, and series of extraction experiments for carbonate phase, Fe-Mn...
Response of sediment grain size composition of the Zhe-Min coastal mud to the sediment load reduction of the Changjiang River entering the sea
Liu Shengjing, Gao Jianhua, Xu Xiaomei, Shi Yong, Shu Zhuo, Wu Hao, Yuan Bingyu, Jia Jianjun
2021, 43(3): 105-115. doi: 10.12284/hyxb2021025
Abstract:
Since 1950, the sediment load of the Changjiang River entering the sea has been stepwise decreasing. As the distal mud of the Changjiang River, whether the signal of “sediment load reduction” was recorded in the Zhe-Min coastal mud? If so, how to ext...
Paleoproductivity and its environmental constraints in the Scotia Sea, Antarctica since 34 ka BP
Yang Chunli, Chen Zhihua, Xiao Wenshen, Wang Xiangqin, Ju Mengshan, Cui Yingchun, Huang Yuanhui, Tang Zheng
2021, 43(3): 116-125. doi: 10.12284/hyxb2021051
Abstract:
Paleoproductivity and environmental evolution since 34 ka BP in the southeastern Scotia Sea, Antarctica were reconstructed by the chronological analyses of biogenic opal (BSiO2), organic nitrogen (Norg), TFe2O3 and organic nitrogen isotopes (δ15Norg)...
Experimental study on dynamic response characteristics of continental shelf slope to internal solitary waves
Li Yibing, Liu Lejun, Gao Shan, Zhang Yi, Xiong Xuejun
2021, 43(3): 126-134. doi: 10.12284/hyxb2021001
Abstract:
In view of the effect of internal solitary waves on the seafloor when encountering the seabed slope during their travel, the dynamic response of different slopes to internal solitary waves should be different. This paper studies the dynamic response ...
Marine Information Science
Research on data assimilation and features analysis of storm surge in the Shanghai offshore areas
Ding Jun, Lü Xin, Yao Yaqian, Meng Xin, Jiang Xuemin, Wu Xuyun, Ge Jianzhong
2021, 43(3): 135-145. doi: 10.12284/hyxb2021049
Abstract:
Storm surge is a complex ocean phenomenon which is sensitive to many factors and has attracted much attention. In this paper, based on covariance localization method of ensemble Kalman filter(EnKF), the storm surge data of different sources, differen...
Landsat-5 image extraction method for tidal flat waterline: Take the Chongming Dongtan, Changjiang River Estuary as an example
Yang Lijun, Zhang Rongchun, Jang Jie, Miao Lizhi, Shi Jiafeng
2021, 43(3): 146-156. doi: 10.12284/hyxb2021027
Abstract:
It is of great significance to quickly acquire spatiotemporal change in the information of waterline of remote sensing image. The extraction of the waterline of tidal flat on the remote sensing image has always been a difficult problem in the applica...
Study on prediction method of sediment distribution trend in seafloor hydrothermal field based on topography: A case study of Dragon Horn area on the Southwest Indian Ridge
Pan Donglei, Tao Chunhui, Liao Shili, Deng Xianmimg, Zhang Guoyin
2021, 43(3): 157-164. doi: 10.12284/hyxb2021043
Abstract:
The sediments in the hydrothermal field received a large amount of hydrothermal input, and their mineral compositions and geochemical spatial distribution characteristics are effective indicators for polymetallic sulfide exploration. Due to gravity, ...