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Environmental factors that regulate Vibrio spp. abundance and community structure in tropical waters

Vibrio spp. is a group of heterotrophic bacteria that are ubiquitous in marine habitats, with various ecological and clinical importance. This study investigated the environmental factors that regulate Vibrio spp. dynamics in various tropical marine habitats, including nearshore (an estuary and a c...

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Main Authors: Wong, Yi You, Lee, Choon Weng, Bong, Chui Wei, Lim, Joon Hai, Ng, Ching Ching, Kumaran, Narayanan, Edmund Sim, Ui Hang, Wang, Ai Jun
Format: Article
Language:English
Published: Springer Nature 2024
Subjects:
QR Microbiology
Online Access:http://ir.unimas.my/id/eprint/46095/1/s44218-024-00054-w.pdf
http://ir.unimas.my/id/eprint/46095/
https://link.springer.com/article/10.1007/s44218-024-00054-w
https://doi.org/10.1007/s44218-024-00054-w
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spelling my.unimas.ir.460952024-09-20T03:04:18Z http://ir.unimas.my/id/eprint/46095/ Environmental factors that regulate Vibrio spp. abundance and community structure in tropical waters Wong, Yi You Lee, Choon Weng Bong, Chui Wei Lim, Joon Hai Ng, Ching Ching Kumaran, Narayanan Edmund Sim, Ui Hang Wang, Ai Jun QR Microbiology Vibrio spp. is a group of heterotrophic bacteria that are ubiquitous in marine habitats, with various ecological and clinical importance. This study investigated the environmental factors that regulate Vibrio spp. dynamics in various tropical marine habitats, including nearshore (an estuary and a coastal beach) and offshore transects located northwest and southeast of Peninsular Malaysia, while focusing on the distribution of attached and free-living Vibrio spp., population growth, and community composition. The results showed that > 85% of the Vibrio spp. in nearshore waters occurred in attached form and correlated positively to total suspended solids (TSS) and Chlorophyll a (Chla) concentrations. On the other hand, Vibrio spp. growth rates were positively correlated to dissolved organic carbon (DOC) concentrations, but negatively correlated to total bacterial counts, likely due to resource competition. In addition, high-throughput sequencing of 16S rRNA V3-V4 region showed that Vibrio spp. in these tropical waters contributed < 1 − 18% of the whole bacterioplankton community, and the six major Vibrio spp. taxa were V. alginolyticus group, V. brasiliensis, V. caribbeanicus, V. hepatarius group, V. splendidus group and V. thalassae. db-RDA (cumulative variance explicated = 93.53%) further revealed the influence of TSS, DOC, and dissolved organic nitrogen (DON) to the Vibrio spp. community profiles. The study highlighted the importance of suspended solids (TSS and Chl a) and dissolved organic nutrients (DOC and DON) towards Vibrio spp. dynamics in tropical marine waters. Springer Nature 2024-09-18 Article PeerReviewed text en http://ir.unimas.my/id/eprint/46095/1/s44218-024-00054-w.pdf Wong, Yi You and Lee, Choon Weng and Bong, Chui Wei and Lim, Joon Hai and Ng, Ching Ching and Kumaran, Narayanan and Edmund Sim, Ui Hang and Wang, Ai Jun (2024) Environmental factors that regulate Vibrio spp. abundance and community structure in tropical waters. Anthropocene Coasts, 7 (21). pp. 1-16. ISSN 2561-4150 https://link.springer.com/article/10.1007/s44218-024-00054-w https://doi.org/10.1007/s44218-024-00054-w
institution Universiti Malaysia Sarawak
building Centre for Academic Information Services (CAIS)
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Sarawak
content_source UNIMAS Institutional Repository
url_provider http://ir.unimas.my/
language English
topic QR Microbiology
spellingShingle QR Microbiology
Wong, Yi You
Lee, Choon Weng
Bong, Chui Wei
Lim, Joon Hai
Ng, Ching Ching
Kumaran, Narayanan
Edmund Sim, Ui Hang
Wang, Ai Jun
Environmental factors that regulate Vibrio spp. abundance and community structure in tropical waters
description Vibrio spp. is a group of heterotrophic bacteria that are ubiquitous in marine habitats, with various ecological and clinical importance. This study investigated the environmental factors that regulate Vibrio spp. dynamics in various tropical marine habitats, including nearshore (an estuary and a coastal beach) and offshore transects located northwest and southeast of Peninsular Malaysia, while focusing on the distribution of attached and free-living Vibrio spp., population growth, and community composition. The results showed that > 85% of the Vibrio spp. in nearshore waters occurred in attached form and correlated positively to total suspended solids (TSS) and Chlorophyll a (Chla) concentrations. On the other hand, Vibrio spp. growth rates were positively correlated to dissolved organic carbon (DOC) concentrations, but negatively correlated to total bacterial counts, likely due to resource competition. In addition, high-throughput sequencing of 16S rRNA V3-V4 region showed that Vibrio spp. in these tropical waters contributed < 1 − 18% of the whole bacterioplankton community, and the six major Vibrio spp. taxa were V. alginolyticus group, V. brasiliensis, V. caribbeanicus, V. hepatarius group, V. splendidus group and V. thalassae. db-RDA (cumulative variance explicated = 93.53%) further revealed the influence of TSS, DOC, and dissolved organic nitrogen (DON) to the Vibrio spp. community profiles. The study highlighted the importance of suspended solids (TSS and Chl a) and dissolved organic nutrients (DOC and DON) towards Vibrio spp. dynamics in tropical marine waters.
format Article
author Wong, Yi You
Lee, Choon Weng
Bong, Chui Wei
Lim, Joon Hai
Ng, Ching Ching
Kumaran, Narayanan
Edmund Sim, Ui Hang
Wang, Ai Jun
author_facet Wong, Yi You
Lee, Choon Weng
Bong, Chui Wei
Lim, Joon Hai
Ng, Ching Ching
Kumaran, Narayanan
Edmund Sim, Ui Hang
Wang, Ai Jun
author_sort Wong, Yi You
title Environmental factors that regulate Vibrio spp. abundance and community structure in tropical waters
title_short Environmental factors that regulate Vibrio spp. abundance and community structure in tropical waters
title_full Environmental factors that regulate Vibrio spp. abundance and community structure in tropical waters
title_fullStr Environmental factors that regulate Vibrio spp. abundance and community structure in tropical waters
title_full_unstemmed Environmental factors that regulate Vibrio spp. abundance and community structure in tropical waters
title_sort environmental factors that regulate vibrio spp. abundance and community structure in tropical waters
publisher Springer Nature
publishDate 2024
url http://ir.unimas.my/id/eprint/46095/1/s44218-024-00054-w.pdf
http://ir.unimas.my/id/eprint/46095/
https://link.springer.com/article/10.1007/s44218-024-00054-w
https://doi.org/10.1007/s44218-024-00054-w
_version_ 1811601973637545984
score 13.211869

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