scholarly journals Predicting dominance of sand transport by waves, tides and their interactions on sandy continental shelves

Author(s):  
E. V. King ◽  
D. C. Conley ◽  
G. Masselink ◽  
N. Leonardi
2021 ◽  
Author(s):  
Erin Victoria King ◽  
Daniel C Conley ◽  
Gerhard Masselink ◽  
Nicoletta Leonardi

2018 ◽  
pp. 221-254
Author(s):  
David A. Huntley ◽  
Anthony. J. Bowen

Author(s):  
A.W. Smith ◽  
A.D. Gordon

Author(s):  
Ryo Sakamoto ◽  
Ryo Sakamoto ◽  
Satoquo Seino ◽  
Satoquo Seino ◽  
Hirokazu Suzaki ◽  
...  

A construction of breakwaters and other shoreline structures on part of a coast influences drift sand transport in the bay, and causes comprehensive topographic changes on the beach. This study investigated shoreline and coastal changes, taking as an example of Shiraragahama Beach in Miiraku on the northwestern end of Fukue Island, Nagasaki Prefecture (Kyushu, Japan). Miiraku, adjacent to Saikai National Park, appears in the revered 8th century poetry collection “Manyoshu” and served as a port for a ship taken by the Japanese envoy to China during the Tang Dynasty (618-709). Because of the recent development of breakwaters for a fishing harbor, the shore environments of this beach have changed significantly. In this study, the status of silt deposits and topographic changes on this beach arising from the construction of a harbor breakwater were evaluated by comparing aerial photographs taken in different years. Next, the changes in the shoreline visible from aerial photographs from 1947 to 2014 were analyzed. Lastly, the altitude of the beaches was measured using accurate survey methods. The following results were obtained: 1) coastal erosion made rock cliffs to fall off along the shore and deposited sand on this beach; 2) the more serious advances or retreats of the shoreline took place around shoreline structures; 3) sandbars and beach cliffs were formed.


Author(s):  
Toshinori ISHIKAWA ◽  
Takaaki UDA ◽  
Masumi SERIZAWA ◽  
Shiho MIYAHARA ◽  
Ryo MOROHASHI ◽  
...  
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