Apr. 2025

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2007 Vol. 26, No. 5

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Articles
Seasonal variability of turbulent heat fluxes in the tropical Atlantic Ocean based on WHOI flux product
JIANG Hua, WANG Hui, WU Dexing
2007, (5): 1-11.
Abstract:
The mean seasonal variability of turbulent heat fluxes in the tropical Atlantic Ocean is examined using the Woods Hole Oceanographic Institution (WHOI) flux product.The most turbulent heat fluxes occur during winter seasons in the two hemispheres, wh...
A hybrid Lagrangian-Eulerian numerical model for sea-ice dynamics
JI Shunying, LI Hai, SHEN Hung Tao, WANG Ruixue, YUE Qianjin
2007, (5): 12-24.
Abstract:
A hybrid Lagrangian-Eulerian (HLE) method is developed for sea ice dynamics, which combines the high computational efficiency of finite difference method (FDM) with the high numerical accuracy of smoothed particle hydrodynamics (SPH).In this HLE mode...
The algorithms of chlorophyll-a concentration for CMODIS
MAO Zhihua, ZHU Qiankun, GONG Fang, PAN Delu
2007, (5): 25-33.
Abstract:
The algorithms of extracting chlorophyll-a (Chl-a) concentration have been established for Chinese moderate resolution imaging spectrometer (CMODIS) mounted on Shenzhou-3 spaceship launched on 25 March 2002.The CMODIS is an ocean color sensor with 30...
Photochemical oxidation of dimethylsulfide in seawater
YANG Guipeng, LI Chengxuan, QI Jialin, HU Lige, HOU Haijun
2007, (5): 34-42.
Abstract:
Dimethylsulfide (DMS) is generally thought to be lost from the surface oceans by evasion into the atmosphere as well as consumption by microbe.However, photochemical process might be important in the removal of DMS in the oceanic photic zone.A kineti...
Resources calculation of cobalt-rich crusts with the grid subdivision and integral method
WU Ziyin, CHU Fengyou, MA Weilin, LI Shoujun, SHANG Jihong
2007, (5): 43-53.
Abstract:
On the basis of three geological models and several orebody boundaries, a method of grid subdivision and integral has been proposed to calculate and evaluate the resources of cobalt-rich crusts on the seamounts in the central Pacific Ocean.The formul...
Rock magnetic property of gravity core CSH1 from the northern Okinawa Trough and the effect of early diagenesis
GE Shulan, SHI Xuefa, WU Yonghua, LEE Tehquei, XIONG Yingqian, SAITO Yoshiki
2007, (5): 54-65.
Abstract:
Detailed rock magnetic investigations were undertaken at 2~4 cm interval for the gravity core CSH1 (with a length of 17.36 m) from the northern Okinawa Trough.Time-scale of the core was constructed by two characteristic tephras and foraminferal assem...
A survey on Hydroidomedusae from the upwelling region of southern part of the Taiwan Strait of ChinaⅠ.On new species and records of Anthomedusae
XU Zhenzu, HUANG Jiaqi, GUO Donghui
2007, (5): 66-75.
Abstract:
Through the examination of 377 samples of the Anthomedusae, eight new species and one new record are described.
Locomotor activity rhythm in the Japanese eel Anguilla japonica elvers
DOU Shuozeng, TSUKAMOTO Katsumi
2007, (5): 76-89.
Abstract:
Under artificial LD cycles (6, 12, 18 L), the elvers of Japanese eel, Anguilla japonica, showed a 24 h cycle of locomotor activity rhythm being most active at light transitions:the eels' activity rose to a primary peak after lights-off, followed by a...
Genetic parameter estimates for growth traits at early stage of Pacific abalone,Haliotis discus hannai Ino
DENG Yuewen, LIU Xiao, ZHANG Guofan, ZHAO Hongen
2007, (5): 90-95.
Abstract:
Heritability and genetic and phenotypic correlations were estimated for juvenile growth traits of Pacific abalone Haliotis discus hannai Ino.The estimates were calculated from shell length and shell width measurements on progeny resulting from 12 hal...
Species composition,diversity and density of plagic Ostracoda in the East China Sea
XU Zhaoli, GU Xiaolian, ZHANG Fengying
2007, (5): 96-106.
Abstract:
On the basis of seasonal investigations at 23°30'~33°00'N, 118°30'~128°00'E of the East China Sea during 1997~2000, dynamics on the density and diversity of Ostracoda was discussed.Results showed that totally 26 species were identified.The Ostracoda ...
Influence of the concentration ratio of nitrogen to phosphorus on the growth and interspecies competition of two red tide algae
KANG Yanyu, LIANG Junrong, GAO Yahui, LIN Rongcheng, GAO Hua, XING Xiaoli, MA Jie, LUO Qiaoqi
2007, (5): 107-115.
Abstract:
The growth and interspecies competition of two red tide algal species Thalassiosira pseudonana Hasle et Heimdal and Gymnodinium sp.were studied under different concentration ratios of nitrogen to phosphorus, and the algal batch culture experiments we...
Numerical simulation and mechanism analysis of freak waves
ZHANG Yunqiu, ZHANG Ningchuan, HU Jinpeng
2007, (5): 116-124.
Abstract:
A numerical wave model based on the modified fourth-order nonlinear Schroe dinger equation (mNLSE) in deep water was developed to simulate the formation of freak waves and a standard split-step, pseudo-spectral method was used to solve the equation.T...
Experimental investigation on the wave-induced pore pressure around shallowly embedded pipelines
PAN Dongzi, WANG Lizhong, PAN Cunhong, HU Jinchun
2007, (5): 125-135.
Abstract:
A series of regular wave experiments have been done in a large-scale wave flume to investigate the wave-induced pore pressure around the submarine shallowly embedded pipelines.The model pipelines are buried in three kinds of soils, including gravel, ...
Research Notes
Laurencia nanhaiense sp.nov.,a new species of the genus Laurencia(Rhodomelaceae,Rhodophyta) from China
DING Lanping, HUANG Bingxin, XIA Bangmei, TSENG C K
2007, (5): 136-143.
Abstract:
Laurencia nanhaiense sp.nov. (Rhodomelaceae, Rhodophyta) is described from Hainan and Guangdong Provinces, China.The new species clearly displays one of the defining features of the genus, viz.four periaxial cells per vegetative axial segment.It diff...
The point of no return and pectoral angle of Japanese anchovy(Engraulis japonicus) larvae during growth and starvation
WAN Ruijing, LI Xiansen, ZHUANG Zhimeng, JOHANNESSEN Arne
2007, (5): 144-152.
Abstract:
At a temperature of 23.0~24.8℃, the mixed feeding of Japanese anchovy larvae was initiated 24 h before the yolk-sac was exhausted.The point of no return (PNR) was reached on the 6th day after hatching.On the 4th day after hatching, the pectoral angle...
Cytogenetic analysis in two scallops (Bivalvia: Pectinidae) by PRINS and PI banding
ZHANG Lingling, BAO Zhenmin, WANG Jue, WANG Shi, HUANG Xiaoting, HU Xiaoli, HU Jingjie
2007, (5): 153-158.
Abstract:
Cytogenetic analysis was performed for the bay scallop (Argopecten irradians Lamarck 1819) and the Japanese scallop (Patinopecten yessoensis Jay 1857) by primed in situ labeling (PRINS) and propidium iodide (PI) banding techniques.The PRINS analysis ...