Keisuke Mizuno, Warren B. White,
... 300 m temperature maps were constructed over the Kuroshio Current System from 130°E to 170°W, ... Current System occurred at 137°C (i.e., Kuroshio Meander), at 144°E and 150°E (i. ... Rise). A composite of the paths of the Kuroshio (i.e., the 12°C isotherm) from the ... of variability to have existed along the mean Kuroshio path. The anti-nodes coincided with the location ... modes, spatial coherency in variability existed between the Kuroshio Meander, the two lee-wave meanders east of ... of the 4-year period (1979–80), the Kuroshio Meander became weak and the Kuroshio Extension was ...
Tópico(s): Marine and coastal ecosystems
1983 - American Meteorological Society | Journal of Physical Oceanography
... changes in the strength and path of the Kuroshio Front along the western boundary from Luzon (18° ... the period 1979–82. During this time the Kuroshio Front experienced significant interannual changes associated both with the disappearance of the Kuroshio Meander in late 1980 and with the development ... 1982 ENSO event in early 1982. When the Kuroshio Meander south of Honshu disappeared from the fall ... the summer of 1981, the intensity of the Kuroshio Front increased, associated with warmer than normal temperatures ...
Tópico(s): Geology and Paleoclimatology Research
1987 - American Meteorological Society | Journal of Physical Oceanography
Takeshi Matsuno, J.-S. Lee, S. Yanao,
Abstract. The Kuroshio flows along the edges of the marginal East Asian seas such as the South China Sea (SCS) and ... ECS). Exchanges of materials and energy between the Kuroshio and the marginal seas partly control the environments ... marginal seas. In particular, saline water from the Kuroshio maintains certain salinity in the shelf water in the ECS. Nutrients from the subsurface of the Kuroshio may influence primary production on the shelf. We summarize how the Kuroshio comes into contact with the shelf water or ...
Tópico(s): Arctic and Antarctic ice dynamics
2009 - Copernicus Publications | Ocean science
Hidekatsu Yamazaki, Ichiro Iwamatsu, Daisuke Hasegawa, Takeyoshi Nagai,
Abstract Two transects through the Oyashio‐Kuroshio frontal region were made off the coast of Japan using a towed CTD‐fluorometer (Aquashuttle). These show numerous patches of elevated chlorophyll concentration adjacent to the Kuroshio front. In particular, a few patches are found in the main stream of the Kuroshio. Making use of the Temperature and Salinity (T‐ ... is confirmed that the patches appearing in the Kuroshio are not from the adjacent coastal waters. Their ... to those in the upstream portion of the Kuroshio. These facts suggest that the elevated level of ...
Tópico(s): Marine and fisheries research
2009 - Taylor & Francis | ATMOSPHERE-OCEAN
Hirohiko Nakamura, Masami Nonaka, Hideharu Sasaki,
Abstract Previous observations have indicated that the Kuroshio’s path in the northern Okinawa Trough of the East China Sea is destabilized and accompanied by meanders with periods of 1–3 ... wind-driven Ekman-pumping model, acting within the Kuroshio, and a bifurcation model of the Kuroshio path states in the northern Okinawa Trough, established ... prevailing over the Okinawa Trough blows against the Kuroshio, generating Ekman divergence, and hence upwelling within the inshore side of the Kuroshio from the sum of the earth’s rotation ...
Tópico(s): Geology and Paleoclimatology Research
2009 - American Meteorological Society | Journal of Physical Oceanography
Toshiyuki Awaji, Kazunori Akitomo, Norihisa Imasato,
... of Japan to short-term variations in the Kuroshio was studied numerically with an inflow–outflow model. ... offshore movements of the stream axis of the Kuroshio due to changes in the upstream volume transport ... circulations off the coast of Japan. When the Kuroshio comes near the shelf south of Japan, topographic ... behind the capes by the separation of the Kuroshio from the subsurface tip of spurs at a ... the sea. On the other hand, when the Kuroshio moves away from the shelf, the eddies disappear. ... the short-term onshore–offshore movements of the Kuroshio axis and the irregular topography of the continental ...
Tópico(s): Geology and Paleoclimatology Research
1991 - American Meteorological Society | Journal of Physical Oceanography
Changsheng Chen, Robert C. Beardsley, Richard Limeburner,
... triangular CTD/ADCP survey was made across the Kuroshio southwest of Kyu shu abroad the R. V. ... good agreement with the geostrophic shear of the Kuroshio. The Kuroshio entered the study triangle as a coherent current ... left the area. The volume transport of the Kuroshio southwest of Kyushu in January 1986 was 30. ... north and northwest of the core of the Kuroshio. Potential vorticity estimated from the absolute geostrophic velocity ... must be considered, and the path of the Kuroshio could be traced by the core of maximum ...
Tópico(s): Ocean Waves and Remote Sensing
1992 - Pergamon Press | Deep Sea Research Part A Oceanographic Research Papers
Takuji Waseda, Humio Mitsudera, Bunmei Taguchi, Yasushi Yoshikawa,
The Kuroshio flows along the southern coast of Japan during its non‐large‐meandering state, then separates from the ... The amplitude of the offshore displacement of the Kuroshio changes as a result of mesoscale perturbations. Satellite ... NOAA AVHRR) have suggested that the short‐term Kuroshio meander formation is triggered by anticyclonic eddies originating in the Kuroshio Extension. To simulate such an event, a numerical ... eddy was injected to the south of the Kuroshio (140°E, 30°N) by means of sequential ...
Tópico(s): Ocean Waves and Remote Sensing
2003 - American Geophysical Union | Journal of Geophysical Research Atmospheres
... for the large-scale circulation changes in the Kuroshio Extension region of the western North Pacific Ocean ... SSH) data. The low-frequency signal of the Kuroshio Extension over the last decade was characterized by ... in its zonal mean flow intensity: the mean Kuroshio Extension jet weakened progressively from 1993 to 1996 ... of negative (positive) SSH anomalies south of the Kuroshio Extension and positive (negative) SSH anomalies north of the Kuroshio Extension. Emergence of oppositely signed SSH anomalies on ...
Tópico(s): Tropical and Extratropical Cyclones Research
2003 - American Meteorological Society | Journal of Physical Oceanography
... for the large-scale circulation changes in the Kuroshio Extension region of the western North Pacific Ocean ... SSH) data. The low-frequency signal of the Kuroshio Extension over the last decade was characterized by ... in its zonal mean flow intensity: the mean Kuroshio Extension jet weakened progressively from 1993 to 1996 ... of negative (positive) SSH anomalies south of the Kuroshio Extension and positive (negative) SSH anomalies north of the Kuroshio Extension. Emergence of oppositely signed SSH anomalies on ...
Tópico(s): Meteorological Phenomena and Simulations
2003 - American Meteorological Society | Journal of Physical Oceanography
Wen‐Der Liang, T. Y. Tang, Yiing Jang Yang, Meng-Chu Ko, Wen‐Ssn Chuang,
... and moored currents revealed a branch of the Kuroshio that intruded steadily and persistently into the South China Sea. Part of the intruded Kuroshio flowed out of the South China Sea through ... Strait and re-united with the main stream Kuroshio. The Kuroshio had two velocity maximum cores southeast of Taiwan, but gradually combined into one as the Kuroshio flowed north. The Kuroshio was deflected by the I-Lan Ridge east ... northeast of Taiwan. At the shelf break, the Kuroshio split, with one branch intruding onto the shelf. ...
Tópico(s): Tropical and Extratropical Cyclones Research
2003 - Elsevier BV | Deep Sea Research Part II Topical Studies in Oceanography
Yurika Ujiié, Hiroshi Ujiié, Asahiko Taira, Toshio Nakamura, K. Oguri,
The Kuroshio Current is the major western boundary current of the North Pacific Ocean and has had a large ... climate change in the northwestern Pacific region. The Kuroshio Current becomes a distinctive surface flow in the ... the Ryukyu Arc area can be called the Kuroshio source region. We reconstructed post-21-ka time– ... planktonic foraminiferal assemblages which were classified into the Kuroshio, Subtropical, Coastal, and Cold water groups on the ... the study region. These results indicate that the Kuroshio Current and adjacent surface water masses experienced major ...
Tópico(s): Methane Hydrates and Related Phenomena
2003 - Elsevier BV | Marine Micropaleontology
Wen‐Der Liang, Yiing Jang Yang, Tswen Yung Tang, Wen‐Ssn Chuang,
... location. The observed current velocities indicated that the Kuroshio flowed consistently into the South China Sea. Further ... by composite shipboard ADCP data showed that the Kuroshio intruded into the Luzon Strait through the deepest ... northern Luzon Strait, but a branch of the Kuroshio intruded into the South China Sea. While the ... example, the model reproduced the branch of the Kuroshio that consistently intruded into the South China Sea. ... the seasonal timescale fluctuation. The interaction between the Kuroshio and South China Sea cyclonic flow caused variation ...
Tópico(s): Marine and fisheries research
2008 - American Geophysical Union | Journal of Geophysical Research Atmospheres
... Lateral water exchange between shelf-margin upwelling and Kuroshio waters influences phosphorus stress in microphytoplankton Hung-Chun ... upwelling system and an adjacent segment of the Kuroshio Current in the southern East China Sea. In ... cruise track from the mid-shelf to the Kuroshio Current. In June and August, values of APA ... salinity front appeared between the upwelling zone and Kuroshio waters. Low APA values of 1.23 to ... chl a)–1 min–1 were observed in Kuroshio waters. A significant correlation between the APA and ...
Tópico(s): Aquatic Ecosystems and Phytoplankton Dynamics
2010 - Inter-Research | Marine Ecology Progress Series
Jun Nishioka, Tsuneo Ono, Hiroaki Saito, Keiichiro Sakaoka, Takeshi Yoshimura,
... surface water in the Oyashio and the Oyashio-Kuroshio transition zone has a high potential to stimulate ... water masses that are carried by the Oyashio, Kuroshio, and mesoscale eddies. The Oyashio is the western ... of the southern Kuril islands (Figure 1a). The Kuroshio, western boundary current of the subtropical North Pacific, ... occur in spring in the Oyashio and Oyashio-Kuroshio transition zone [Saito et al., 2002; Okamoto et ... measurements in the Oyashio region. OY, Oyashio; KR, Kuroshio; OSIW, Okhotsk Sea Intermediate Water; WSP, western subarctic ...
Tópico(s): Oceanographic and Atmospheric Processes
2011 - American Geophysical Union | Journal of Geophysical Research Atmospheres
Dezhou Yang, Baoshu Yin, Zhiliang Liu, Tao Bai, Jifeng Qi, Haiying Chen,
Pattern and origins of Kuroshio branches in the bottom water of southern East China Sea (ECS), were carefully examined by numerical simulations based on the ... bottom water of ECS, the intrusion pattern of Kuroshio is mainly composed of an Offshore Kuroshio Branch Current (OKBC) which, bifurcated from the Kuroshio northeast of Taiwan, flows nearly along the isobath of ∼100 m, and a Nearshore Kuroshio Branch Current (NKBC) which, originated from the Kuroshio northeast of Taiwan, upwells northwestward gradually from ∼250 ...
Tópico(s): Methane Hydrates and Related Phenomena
2011 - American Geophysical Union | Journal of Geophysical Research Atmospheres
Sen Jan, Ching‐Sheng Chern, Joe Wang, Ming‐Da Chiou,
... settings, this study evaluated the effect of the Kuroshio on the generation and propagation of semidiurnal M ... Luzon Strait (LS). The influences of the varied Kuroshio transport, the location of the Kuroshio, and the separation distance of the two meridional ridges were investigated. The absence of the Kuroshio in the model leads to 30% decreases in ... F bc x with the presence of the Kuroshio. Compared to the F bc x without the Kuroshio's influence, the westward F bc x is increased by 20–40% when the Kuroshio is located in either the middle or the ...
Tópico(s): Tropical and Extratropical Cyclones Research
2011 - American Geophysical Union | Journal of Geophysical Research Atmospheres
Xinyu Guo, Yasumasa Miyazawa, Toshio Yamagata,
... determine locations, volume transports, and temporal variations of Kuroshio onshore fluxes across the shelf break of the East China Sea (ECS). The Kuroshio onshore flux shows strong seasonality: maximum (∼3 Sv; ... Another short-term (∼17 days) variation due to Kuroshio meanders introduces large fluctuations in the onshore fluxes but its seasonal average almost vanishes. The Kuroshio onshore fluxes have two major sources, Kuroshio intrusion northeast of Taiwan and Kuroshio separation southwest of Kyushu; the former provides larger ...
Tópico(s): Tropical and Extratropical Cyclones Research
2006 - American Meteorological Society | Journal of Physical Oceanography
Yoshi N. Sasaki, Shoshiro Minobe, T. Asai, Masaru Inatsu,
Abstract Influence of the Kuroshio in the East China Sea on the baiu rainband is examined using satellite observations, a reanalysis dataset, and a regional ... and reanalysis data reveal that precipitation over the Kuroshio is the highest in early summer (June), when ... warm sea surface temperature (SST) tongue of the Kuroshio. This locally enhanced precipitation is embedded in the ... so that the amplitude of precipitation over the Kuroshio is twice as large as that in its surrounding area. The Kuroshio is also accompanied by high surface wind speed, ...
Tópico(s): Arctic and Antarctic ice dynamics
2012 - American Meteorological Society | Journal of Climate
Haruka Nishikawa, Ichiro Yasuda, Kosei Komatsu, Hideharu Sasaki, Yoshikazu Sasai, Takashi Setou, M. Shimizu,
... mixed layer depth and spring bloom along the Kuroshio front: implications for the Japanese sardine stock Haruka ... the winter mixed layer depth (MLD) near the Kuroshio axis (line of maximum current), possible because MLD ... flowing 0° to 0.5° north of the Kuroshio axis led to a greater bloom in the ... a relationship was not detected south of the Kuroshio axis. By using the output of a 3- ... spring bloom along the northern side of the Kuroshio axis. On the southern side, where mode water ... the deeper winter mixed layer north of the Kuroshio axis (called the Kuroshio frontal zone) encounter a ...
Tópico(s): Oceanographic and Atmospheric Processes
2012 - Inter-Research | Marine Ecology Progress Series
Shingo Kimura, Takashige Sugimoto,
... measurements in the strong stream layer of the Kuroshio were carried out to investigate short‐period fluctuations of the small‐scale meander of the Kuroshio at two mooring stations off Cape Shiono Misaki in 1985–1986. The Kuroshio had a stable nonlarge meander path and flowed ... fluctuations in the small‐scale meander of the Kuroshio's path and its frontal disturbances. A fluctuation ... in association with small‐scale meander of the Kuroshio's path. Periodic fluctuations of 5–8 days ... as plumes from the north wall of the Kuroshio. The fluctuations with the three periodic bands propagating ...
Tópico(s): Ocean Waves and Remote Sensing
1993 - American Geophysical Union | Journal of Geophysical Research Atmospheres
Ichiro Yasuda, Kuniaki Okuda, Yugo Shimizu,
A multiship CTD survey was conducted in the Kuroshio-Oyash interfrontal zone in the area of 30°– ... NPIW). Low salinity Oyashio water and high salinity Kuroshio water merge along the Kuroshio Extension just off the east coast of Japan ... eastward. Eastward geostrophic transport and salinity across the Kuroshio strong current indicate that the mixture of the Kuroshio and Oyashia waters along the Kuroshio Extension can produce new NPIW. Transport estimate suggests ... created due to the isopycnal mixing along the Kuroshio Extension between the Oyashio and Kuroshio waters, which ...
Tópico(s): Oceanographic and Atmospheric Processes
1996 - American Meteorological Society | Journal of Physical Oceanography
Harley E. Hurlburt, Alan J. Wallcraft, William J. Schmitz, Patrick Hogan, E. Joseph Metzger,
... north of 20°S, with emphasis on the Kuroshio/Oyashio current system. The primitive equation models used ... are used to investigate the dynamics of the Kuroshio/Oyashio current system and to identify the processes ... E, they give a mean latitude for the Kuroshio Extension that differs by about 3°, approximately 34° ... stress curl lines (which are similar), while the Kuroshio Extension is associated with wintertime zero wind stress ... means that part of the flow from the Kuroshio must pass north of the Kuroshio Extension and ...
Tópico(s): Marine and coastal ecosystems
1996 - American Geophysical Union | Journal of Geophysical Research Atmospheres
Yasumasa Miyazawa, Xinyu Guo, Toshio Yamagata,
... model is developed to simulate connections between the Kuroshio path variations and mesoscale eddy activities as realistically as possible. The climatological mean of the modeled Kuroshio takes a nearshore nonlarge meander path. It is ... nonlarge meander is generated through interaction between the Kuroshio and an anticyclonic eddy. The large meander occurs just after significant intensification of the anticyclonic Kuroshio recirculation; successive intrusion of anticyclonic eddies from the ... process. Those anticyclonic eddies are advected by the Kuroshio from the region northeast of Luzon Island and ...
Tópico(s): Geology and Paleoclimatology Research
2004 - American Meteorological Society | Journal of Physical Oceanography
In the two decades following 1975, the Kuroshio path south of Japan was observed to oscillate interannually between a straight path state and a meandering state. This bimodal condition is in ... to the decade prior to 1975 when the Kuroshio remained consistently in the straight path state. In ... temporal change) of the inflow transport and the Kuroshio path, suggesting the Kuroshio’s path alternations in the recent two decades ... surface wind data, the authors propose that the Kuroshio path oscillation since 1975 can be explained by ...
Tópico(s): Tropical and Extratropical Cyclones Research
2000 - American Meteorological Society | Journal of Physical Oceanography
... investigate the interannual variability in regions of the Kuroshio Extension and its southern recirculation gyre. Large-scale, interannual changes of the Kuroshio Extension system are characterized by the oscillation between ... a contracted state. In the elongated state, the Kuroshio Extension has a larger eastward surface transport, a ... southern recirculation gyre. In its contracted state, the Kuroshio Extension has a smaller eastward surface transport, a ... recirculation gyre. During the T/P period, the Kuroshio Extension changed from the elongated state in 1992– ...
Tópico(s): Geophysics and Gravity Measurements
2000 - American Meteorological Society | Journal of Physical Oceanography
T. Y. Tang, Jen‐Hua Tai, Yiing Jang Yang,
The migration of the Kuroshio and mesoscale flow pattern north of Taiwan were studied using the historical ship-board acoustic Doppler current profiler (Sb-ADCP) ... snapshot current velocity observations and infrared images. The Kuroshio migrated both seasonally and intra-seasonally, with the ... significantly impacted by the seasonal migration of the Kuroshio. In summer the Kuroshio generally moved away from the shelf, colliding with ... shelf northeast of Taiwan, through which the subsurface Kuroshio water intruded forming a cold dome. In winter ...
Tópico(s): Oceanographic and Atmospheric Processes
2000 - Elsevier BV | Continental Shelf Research
Xuefa Shi, Yonghua Wu, Jianjun Zou, Y. Liu, Shengxiang Ge, Meixun Zhao, J. Liu, Ansheng Zhu, Xianwei Meng, Zhengquan Yao, Yongming Han,
Abstract. The Kuroshio, a western boundary current in the northwestern Pacific, plays a key role in regulating ocean and climate in East Asia. The evolution of the Kuroshio and its branches has been the focus of ... the Tsushima Warm Current, a branch of the Kuroshio, in the northern Okinawa Trough (OT). This study, extended the paleoceanographic record of the Kuroshio to Marine Isotope Stage (MIS) 5.1 (∼88 ... core contain warm-water species related to the Kuroshio and cold-water species related to subarctic water ...
Tópico(s): Methane Hydrates and Related Phenomena
2014 - Copernicus Publications | Climate of the past
Yaochu Yuan, Yu‐Heng Tseng, Chenghao Yang, Guanghong Liao, Chun Hoe Chow, Zenghong Liu, Xiao‐Hua Zhu, Hong Chen,
... and interannual patterns in the behavior of the Kuroshio intrusion around the Luzon Strait (LS). The observations ... station N2 confirmed the seasonal changes in the Kuroshio intrusion and the variation of the Kuroshio intrusion during El Niño event from July 2009 ... from June 2010 to March 2011. The strongest Kuroshio intrusion occurs in the winter, with successively weaker ... velocity components |U max (z)| showed that the Kuroshio intrusion was stronger during the 2009–2010 winter ( ... confirmed the results of mooring station N2. The Kuroshio intrusion velocity variation modeled using the 1/12° ...
Tópico(s): Marine and coastal ecosystems
2014 - Wiley | Journal of Geophysical Research Oceans
Ren‐Chieh Lien, B. Barry, Yu Cheng, Chung‐Ru Ho, Bo Qiu, Craig M. Lee, Ming‐Huei Chang,
... p. 2129-2142 Research ArticleFree Access Modulation of Kuroshio transport by mesoscale eddies at the Luzon Strait ... colleagues. Learn more.Copy URL Abstract Measurements of Kuroshio Current velocity at the entrance to Luzon Strait ... was observed on the western flank of the Kuroshio in the upper 150 m. On the eastern ... about an order of magnitude smaller than f. Kuroshio transport near its origin is computed from direct measurements for the first time. Kuroshio transport has an annual mean of 15 Sv ... and tracked back to the interior ocean. Eight Kuroshio transport anomalies >5 Sv are identified; seven are ...
Tópico(s): Tropical and Extratropical Cyclones Research
2014 - Wiley | Journal of Geophysical Research Oceans