Estuarine Circulation Patterns in a Complex Geometry Estuary: Dinh An Estuary, Mekong River

Estuarine Circulation Patterns in a Complex Geometry Estuary: Dinh An Estuary, Mekong River Environ. Process. https://doi.org/10.1007/s40710-018-0308-5 ORIGINAL ARTICLE Estuarine Circulation Patterns in a Complex Geometry Estuary: Dinh An Estuary, Mekong River 1 2 Ngoc-Thanh Nguyen & Sota Nakajo & 3 3 Toshifumi Mukunoki & Gozo Tsujimoto Received: 6 February 2018 /Accepted: 15 May 2018 # Springer International Publishing AG, part of Springer Nature 2018 Abstract Estuarine circulation (EC) is a natural phenomenon that contributes to the evolution of estuaries worldwide. This paper uses the Dinh An estuary, Mekong River as a case study to investigate patterns of EC in a complex cross-section estuary. An Acoustic Doppler Current Profiler (ADCP) measured a series of river discharge and current profiles at a transect near the mouth of the estuary between 15 and 30 September 2009. Tidal elevation was also recorded concurrently with the river discharge by using a leveling rod. The observed data reveal that the river-discharge phase lagged6hbehindthe tidalphase in the high-flow season (May to October). Four main types of EC were observed during the reversal time in the ebb tide with 3 3 river discharges in a range of −5000 m /s to 13,600 m /s. There were two main flood tide 3 3 patterns, which corresponded to the discharges from −6000 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Environmental Processes Springer Journals

Estuarine Circulation Patterns in a Complex Geometry Estuary: Dinh An Estuary, Mekong River

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Publisher
Springer International Publishing
Copyright
Copyright © 2018 by Springer International Publishing AG, part of Springer Nature
Subject
Earth Sciences; Environmental Science and Engineering; Environmental Management; Waste Management/Waste Technology; Water Quality/Water Pollution
ISSN
2198-7491
eISSN
2198-7505
D.O.I.
10.1007/s40710-018-0308-5
Publisher site
See Article on Publisher Site

Abstract

Environ. Process. https://doi.org/10.1007/s40710-018-0308-5 ORIGINAL ARTICLE Estuarine Circulation Patterns in a Complex Geometry Estuary: Dinh An Estuary, Mekong River 1 2 Ngoc-Thanh Nguyen & Sota Nakajo & 3 3 Toshifumi Mukunoki & Gozo Tsujimoto Received: 6 February 2018 /Accepted: 15 May 2018 # Springer International Publishing AG, part of Springer Nature 2018 Abstract Estuarine circulation (EC) is a natural phenomenon that contributes to the evolution of estuaries worldwide. This paper uses the Dinh An estuary, Mekong River as a case study to investigate patterns of EC in a complex cross-section estuary. An Acoustic Doppler Current Profiler (ADCP) measured a series of river discharge and current profiles at a transect near the mouth of the estuary between 15 and 30 September 2009. Tidal elevation was also recorded concurrently with the river discharge by using a leveling rod. The observed data reveal that the river-discharge phase lagged6hbehindthe tidalphase in the high-flow season (May to October). Four main types of EC were observed during the reversal time in the ebb tide with 3 3 river discharges in a range of −5000 m /s to 13,600 m /s. There were two main flood tide 3 3 patterns, which corresponded to the discharges from −6000

Journal

Environmental ProcessesSpringer Journals

Published: May 24, 2018

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