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泉州湾红树林沉积物中的微生物多样性和水质变化

Wenzhou Zhang¹, Huixuan Jiang², Qingyu Zhu²

¹School of Pharmacy, Quanzhou Medical College, Quanzhou, China.

Frontiers in microbiology

|February 26, 2026

概括

泉州湾红树林中的细菌群落是由当地的环境因素 (如溶解氧和盐度) 塑造的. 这项研究突出了城市化的沿海红树林中的微生物生态.

科学领域:

微生物生态学微生物生态学
环境科学环境科学
海洋生物学海洋生物学

背景情况:

红树林生态系统是重要的沿海息地,面临着日益增长的人为压力.
了解微生物社区结构对于评估生态系统的健康和功能至关重要.
泉州湾是一个亚热带河口,为城市化的沿海环境提供了一个相关的案例研究.

研究的目的:

在泉州湾红树林沉积物中调查细菌多样性,组成和环境驱动因素.
确定陆地影响和环境条件如何塑造微生物群落.
建立在人类影响的沿海地区监测微生物生态的基线.

主要方法:

对16S rRNA基因进行高通量测序,用于细菌社区概况.
贝塔多样性分析 (NMDS/PCA) 来评估空间差异.
冗余分析 (RDA) 以确定关键的环境驱动因素.

主要成果:

细菌群落主要由Pseudomonadota和Chloroflexi组成,具有独特的局部结构.
在社区结构中观察到显著的空间差异,特别是在Fengze (FZ) 站点.
溶解氧和盐度被确定为影响社区组成的主要因素.

结论:

泉州湾的沉积微生物社区结构在很大程度上是由局部环境异质性形成的.
功能预测表明代谢潜力保留,但沿环境梯度进行适应性调整.
这些发现为城市化沿海地区的红树林微生物生态提供了关键的见解,并为生态系统健康评估提供了信息.

关键词:

泉州湾泉州湾是一个环境驱动因素环境驱动因素红树林沉积物的林沉积物微生物多样性的微生物多样性空间变化的空间变化.

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