Physico-Chemical Quality and Physiological Profiles of Microbial Communities in Freshwater Systems of Mega Manila, Philippines

Studying the quality of freshwater systems and drinking water in highly urbanized megalopolises around the world remains a challenge. This article reports data on the quality of select freshwater systems in Mega Manila, Philippines. Water samples collected between 2020 and 2021 were analyzed for phy...

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Main Authors: Marie Christine M. Obusan, Arizaldo E. Castro, Ren Mark D. Villanueva, Margareth Del E. Isagan, Jamaica Ann A. Caras, Jessica F. Simbahan
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Data
Subjects:
Online Access:https://www.mdpi.com/2306-5729/8/6/103
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author Marie Christine M. Obusan
Arizaldo E. Castro
Ren Mark D. Villanueva
Margareth Del E. Isagan
Jamaica Ann A. Caras
Jessica F. Simbahan
author_facet Marie Christine M. Obusan
Arizaldo E. Castro
Ren Mark D. Villanueva
Margareth Del E. Isagan
Jamaica Ann A. Caras
Jessica F. Simbahan
author_sort Marie Christine M. Obusan
collection DOAJ
description Studying the quality of freshwater systems and drinking water in highly urbanized megalopolises around the world remains a challenge. This article reports data on the quality of select freshwater systems in Mega Manila, Philippines. Water samples collected between 2020 and 2021 were analyzed for physico-chemical parameters and microbial community metabolic fingerprints, i.e., carbon substrate utilization patterns (CSUPs). The detection of arsenic, lead, cadmium, mercury, polyaromatic hydrocarbons (PAHs), and organochlorine pesticides (OCPs) was carried out using standard chromatography- and spectroscopy-based protocols. Physiological profiles were determined using the Biolog EcoPlate™ system. Eight samples were free of heavy metals, and none contained PAHs or OCPs. Fourteen samples had high microbial activity, as indicated by average well color development (AWCD) and community metabolic diversity (CMD) values. Community-level physiological profiling (CLPP) revealed that (1) samples clustered as groups according to shared CSUPs, and (2) microbial communities in non-drinking samples actively utilized all six substrate classes compared to drinking samples. The data reported here can provide a baseline or a comparator for prospective quality assessments of drinking water and freshwater sources in the region. Metabolic fingerprinting using CSUPs is a simple and cheap phenotypic analysis of microbial communities and their physiological activity in aquatic environments.
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spelling doaj.art-f1841eb6b22542a39ccc8c644acfdc0e2023-11-18T09:58:30ZengMDPI AGData2306-57292023-06-018610310.3390/data8060103Physico-Chemical Quality and Physiological Profiles of Microbial Communities in Freshwater Systems of Mega Manila, PhilippinesMarie Christine M. Obusan0Arizaldo E. Castro1Ren Mark D. Villanueva2Margareth Del E. Isagan3Jamaica Ann A. Caras4Jessica F. Simbahan5Microbial Ecology of Terrestrial and Aquatic Systems Laboratory, Institute of Biology, College of Science, University of the Philippines Diliman, Quezon City 1101, PhilippinesMicrobial Ecology of Terrestrial and Aquatic Systems Laboratory, Institute of Biology, College of Science, University of the Philippines Diliman, Quezon City 1101, PhilippinesMicrobial Ecology of Terrestrial and Aquatic Systems Laboratory, Institute of Biology, College of Science, University of the Philippines Diliman, Quezon City 1101, PhilippinesMicrobial Ecology of Terrestrial and Aquatic Systems Laboratory, Institute of Biology, College of Science, University of the Philippines Diliman, Quezon City 1101, PhilippinesMicrobial Ecology of Terrestrial and Aquatic Systems Laboratory, Institute of Biology, College of Science, University of the Philippines Diliman, Quezon City 1101, PhilippinesMicrobial Ecology of Terrestrial and Aquatic Systems Laboratory, Institute of Biology, College of Science, University of the Philippines Diliman, Quezon City 1101, PhilippinesStudying the quality of freshwater systems and drinking water in highly urbanized megalopolises around the world remains a challenge. This article reports data on the quality of select freshwater systems in Mega Manila, Philippines. Water samples collected between 2020 and 2021 were analyzed for physico-chemical parameters and microbial community metabolic fingerprints, i.e., carbon substrate utilization patterns (CSUPs). The detection of arsenic, lead, cadmium, mercury, polyaromatic hydrocarbons (PAHs), and organochlorine pesticides (OCPs) was carried out using standard chromatography- and spectroscopy-based protocols. Physiological profiles were determined using the Biolog EcoPlate™ system. Eight samples were free of heavy metals, and none contained PAHs or OCPs. Fourteen samples had high microbial activity, as indicated by average well color development (AWCD) and community metabolic diversity (CMD) values. Community-level physiological profiling (CLPP) revealed that (1) samples clustered as groups according to shared CSUPs, and (2) microbial communities in non-drinking samples actively utilized all six substrate classes compared to drinking samples. The data reported here can provide a baseline or a comparator for prospective quality assessments of drinking water and freshwater sources in the region. Metabolic fingerprinting using CSUPs is a simple and cheap phenotypic analysis of microbial communities and their physiological activity in aquatic environments.https://www.mdpi.com/2306-5729/8/6/103drinking waterheavy metalsemerging pollutantsmicrobial communitieswater quality
spellingShingle Marie Christine M. Obusan
Arizaldo E. Castro
Ren Mark D. Villanueva
Margareth Del E. Isagan
Jamaica Ann A. Caras
Jessica F. Simbahan
Physico-Chemical Quality and Physiological Profiles of Microbial Communities in Freshwater Systems of Mega Manila, Philippines
Data
drinking water
heavy metals
emerging pollutants
microbial communities
water quality
title Physico-Chemical Quality and Physiological Profiles of Microbial Communities in Freshwater Systems of Mega Manila, Philippines
title_full Physico-Chemical Quality and Physiological Profiles of Microbial Communities in Freshwater Systems of Mega Manila, Philippines
title_fullStr Physico-Chemical Quality and Physiological Profiles of Microbial Communities in Freshwater Systems of Mega Manila, Philippines
title_full_unstemmed Physico-Chemical Quality and Physiological Profiles of Microbial Communities in Freshwater Systems of Mega Manila, Philippines
title_short Physico-Chemical Quality and Physiological Profiles of Microbial Communities in Freshwater Systems of Mega Manila, Philippines
title_sort physico chemical quality and physiological profiles of microbial communities in freshwater systems of mega manila philippines
topic drinking water
heavy metals
emerging pollutants
microbial communities
water quality
url https://www.mdpi.com/2306-5729/8/6/103
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