Microbial Community Structure and Its Driving Environmental Factors in Black Carp (<i>Mylopharyngodon piceus</i>) Aquaculture Pond

This study focused on monitoring the dynamics of bacterial communities and assessment of the influences of physicochemical parameters during a culture cycle in black carp polyculture ponds. Our results showed high variation in microbial diversity and microbial composition in the water column during...

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Main Authors: Xuemei Li, Lu Liu, Yongjiu Zhu, Tingbing Zhu, Xingbing Wu, Deguo Yang
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Water
Subjects:
Online Access:https://www.mdpi.com/2073-4441/13/21/3089
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author Xuemei Li
Lu Liu
Yongjiu Zhu
Tingbing Zhu
Xingbing Wu
Deguo Yang
author_facet Xuemei Li
Lu Liu
Yongjiu Zhu
Tingbing Zhu
Xingbing Wu
Deguo Yang
author_sort Xuemei Li
collection DOAJ
description This study focused on monitoring the dynamics of bacterial communities and assessment of the influences of physicochemical parameters during a culture cycle in black carp polyculture ponds. Our results showed high variation in microbial diversity and microbial composition in the water column during the culture period. Proteobacteria, Actinobacteria, and Bacteroidetes were the most abundant phyla, while the abundances of the phyla Cyanobacteria, Firmicutes, and Bacteroidetes changed in different months. Moreover, 13 abundant genera with significant difference were found between different months. Thus, samples in different months were divided into three groups according to principal coordinate analysis (PCoA) and unweighted pair-group method (UPGMA) clustering results. RDA showed that total nitrogen (TN), total phosphorus (TP), phosphate (PO<sub>4</sub><sup>3−</sup>-P), nitrate (NO<sub>3</sub><sup>−</sup>-N), temperature (T), dissolved oxygen (DO), and pH significantly shaped the microbial community composition in different months. While Pearson correlation coefficient showed that T, SD, and pH were strongly correlated to the dominant genera. Considering some genera are potential pathogenic bacteria, we could manage the black carp pond by quickly monitoring the water temperature and SD in the future.
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spelling doaj.art-2d2c73d054e648f199c0114bf05581932023-11-22T21:55:10ZengMDPI AGWater2073-44412021-11-011321308910.3390/w13213089Microbial Community Structure and Its Driving Environmental Factors in Black Carp (<i>Mylopharyngodon piceus</i>) Aquaculture PondXuemei Li0Lu Liu1Yongjiu Zhu2Tingbing Zhu3Xingbing Wu4Deguo Yang5Key Laboratory of Freshwater Biodiversity Conservation, Ministry of Agriculture and Rural Affairs of China Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan 430223, ChinaKey Laboratory of Freshwater Biodiversity Conservation, Ministry of Agriculture and Rural Affairs of China Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan 430223, ChinaKey Laboratory of Freshwater Biodiversity Conservation, Ministry of Agriculture and Rural Affairs of China Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan 430223, ChinaKey Laboratory of Freshwater Biodiversity Conservation, Ministry of Agriculture and Rural Affairs of China Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan 430223, ChinaKey Laboratory of Freshwater Biodiversity Conservation, Ministry of Agriculture and Rural Affairs of China Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan 430223, ChinaKey Laboratory of Freshwater Biodiversity Conservation, Ministry of Agriculture and Rural Affairs of China Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan 430223, ChinaThis study focused on monitoring the dynamics of bacterial communities and assessment of the influences of physicochemical parameters during a culture cycle in black carp polyculture ponds. Our results showed high variation in microbial diversity and microbial composition in the water column during the culture period. Proteobacteria, Actinobacteria, and Bacteroidetes were the most abundant phyla, while the abundances of the phyla Cyanobacteria, Firmicutes, and Bacteroidetes changed in different months. Moreover, 13 abundant genera with significant difference were found between different months. Thus, samples in different months were divided into three groups according to principal coordinate analysis (PCoA) and unweighted pair-group method (UPGMA) clustering results. RDA showed that total nitrogen (TN), total phosphorus (TP), phosphate (PO<sub>4</sub><sup>3−</sup>-P), nitrate (NO<sub>3</sub><sup>−</sup>-N), temperature (T), dissolved oxygen (DO), and pH significantly shaped the microbial community composition in different months. While Pearson correlation coefficient showed that T, SD, and pH were strongly correlated to the dominant genera. Considering some genera are potential pathogenic bacteria, we could manage the black carp pond by quickly monitoring the water temperature and SD in the future.https://www.mdpi.com/2073-4441/13/21/3089black carp aquaculture pondmicrobial communitywater columnenvironmental factors
spellingShingle Xuemei Li
Lu Liu
Yongjiu Zhu
Tingbing Zhu
Xingbing Wu
Deguo Yang
Microbial Community Structure and Its Driving Environmental Factors in Black Carp (<i>Mylopharyngodon piceus</i>) Aquaculture Pond
Water
black carp aquaculture pond
microbial community
water column
environmental factors
title Microbial Community Structure and Its Driving Environmental Factors in Black Carp (<i>Mylopharyngodon piceus</i>) Aquaculture Pond
title_full Microbial Community Structure and Its Driving Environmental Factors in Black Carp (<i>Mylopharyngodon piceus</i>) Aquaculture Pond
title_fullStr Microbial Community Structure and Its Driving Environmental Factors in Black Carp (<i>Mylopharyngodon piceus</i>) Aquaculture Pond
title_full_unstemmed Microbial Community Structure and Its Driving Environmental Factors in Black Carp (<i>Mylopharyngodon piceus</i>) Aquaculture Pond
title_short Microbial Community Structure and Its Driving Environmental Factors in Black Carp (<i>Mylopharyngodon piceus</i>) Aquaculture Pond
title_sort microbial community structure and its driving environmental factors in black carp i mylopharyngodon piceus i aquaculture pond
topic black carp aquaculture pond
microbial community
water column
environmental factors
url https://www.mdpi.com/2073-4441/13/21/3089
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