Sediment Grain Size Analysis and Characteristics of Sedimentation Processes in the Bang Berd-Khao Tham Thong Beach, Chumphon Province

This study investigated the sedimentological characteristics of the Bang Berd-Khao Tham Thong beach system, which is located along the western shore of the central Gulf of Thailand, an area that is minimally disturbed by human activity and is ideal for studying natural coastal processes. Sediment s...

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Main Authors: Rawadee Meeprasit, Sujaree Bureekul, Suriyan Saramul
Format: Article
Language:English
Published: Environmental Research Institute, Chulalongkorn University 2025-05-01
Series:Applied Environmental Research
Subjects:
Online Access:https://ph01.tci-thaijo.org/index.php/aer/article/view/259905
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author Rawadee Meeprasit
Sujaree Bureekul
Suriyan Saramul
author_facet Rawadee Meeprasit
Sujaree Bureekul
Suriyan Saramul
author_sort Rawadee Meeprasit
collection DOAJ
description This study investigated the sedimentological characteristics of the Bang Berd-Khao Tham Thong beach system, which is located along the western shore of the central Gulf of Thailand, an area that is minimally disturbed by human activity and is ideal for studying natural coastal processes. Sediment samples were collected from both coastal and marine environments across four sampling periods (July 2022, September 2022, April 2023, and June 2023). The analysis focused on the grain size distribution, sorting, skewness, kurtosis, and sediment composition, revealing a predominance of medium sand in coastal sediments and increased silt and clay contents in marine sediments. The largest sediment particle size is 466.78 microns. Coastal sediments show a well-sorted size distribution, with a mesokurtic kurtosis. In contrast, sediment samples collected from the marine environment exhibit a poorly sorted size distribution, with leptokurtic kurtosis. Most sediment samples also have symmetrical skewness. Coastal sediments displayed characteristics of tidal influence, with some southern coastal areas exhibiting desert-like conditions due to wind action. The marine sediments were a mixture of shallow marine and fluvial depositional environments. Linear discriminant functions and the CM diagram were used to classify the sediment accumulation environments, identifying four main depositional modes: rolling, rolling and suspension, suspension and rolling and graded suspension. These findings contribute to a deeper understanding of sediment transport and accumulation processes in coastal and marine environments, with implications for coastal management and climate change adaptation strategies.
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spelling doaj-art-00639a3dbb7d4314be945f7964b958eb2025-08-20T02:25:29ZengEnvironmental Research Institute, Chulalongkorn UniversityApplied Environmental Research2287-075X2025-05-0147210.35762/AER.2025017Sediment Grain Size Analysis and Characteristics of Sedimentation Processes in the Bang Berd-Khao Tham Thong Beach, Chumphon ProvinceRawadee Meeprasit0Sujaree Bureekul1Suriyan Saramul2Faculty of Science, Chulalongkorn University, Bangkok, ThailandFaculty of Science, Chulalongkorn University, Bangkok, ThailandFaculty of Science, Chulalongkorn University, Bangkok, Thailand This study investigated the sedimentological characteristics of the Bang Berd-Khao Tham Thong beach system, which is located along the western shore of the central Gulf of Thailand, an area that is minimally disturbed by human activity and is ideal for studying natural coastal processes. Sediment samples were collected from both coastal and marine environments across four sampling periods (July 2022, September 2022, April 2023, and June 2023). The analysis focused on the grain size distribution, sorting, skewness, kurtosis, and sediment composition, revealing a predominance of medium sand in coastal sediments and increased silt and clay contents in marine sediments. The largest sediment particle size is 466.78 microns. Coastal sediments show a well-sorted size distribution, with a mesokurtic kurtosis. In contrast, sediment samples collected from the marine environment exhibit a poorly sorted size distribution, with leptokurtic kurtosis. Most sediment samples also have symmetrical skewness. Coastal sediments displayed characteristics of tidal influence, with some southern coastal areas exhibiting desert-like conditions due to wind action. The marine sediments were a mixture of shallow marine and fluvial depositional environments. Linear discriminant functions and the CM diagram were used to classify the sediment accumulation environments, identifying four main depositional modes: rolling, rolling and suspension, suspension and rolling and graded suspension. These findings contribute to a deeper understanding of sediment transport and accumulation processes in coastal and marine environments, with implications for coastal management and climate change adaptation strategies. https://ph01.tci-thaijo.org/index.php/aer/article/view/259905SedimentologyCoastal environmentsGrain size distributionSediment accumulationMarine sediments
spellingShingle Rawadee Meeprasit
Sujaree Bureekul
Suriyan Saramul
Sediment Grain Size Analysis and Characteristics of Sedimentation Processes in the Bang Berd-Khao Tham Thong Beach, Chumphon Province
Applied Environmental Research
Sedimentology
Coastal environments
Grain size distribution
Sediment accumulation
Marine sediments
title Sediment Grain Size Analysis and Characteristics of Sedimentation Processes in the Bang Berd-Khao Tham Thong Beach, Chumphon Province
title_full Sediment Grain Size Analysis and Characteristics of Sedimentation Processes in the Bang Berd-Khao Tham Thong Beach, Chumphon Province
title_fullStr Sediment Grain Size Analysis and Characteristics of Sedimentation Processes in the Bang Berd-Khao Tham Thong Beach, Chumphon Province
title_full_unstemmed Sediment Grain Size Analysis and Characteristics of Sedimentation Processes in the Bang Berd-Khao Tham Thong Beach, Chumphon Province
title_short Sediment Grain Size Analysis and Characteristics of Sedimentation Processes in the Bang Berd-Khao Tham Thong Beach, Chumphon Province
title_sort sediment grain size analysis and characteristics of sedimentation processes in the bang berd khao tham thong beach chumphon province
topic Sedimentology
Coastal environments
Grain size distribution
Sediment accumulation
Marine sediments
url https://ph01.tci-thaijo.org/index.php/aer/article/view/259905
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