在海洋牧场中,细菌,pico-protist和nano-protist社区的多样性和域间网络
Xinyi Zheng1, Xin Guo2,3, Xiaoqing Lin1
1Key Laboratory of the Coastal and Wetland Ecosystems, College of the Environment and Ecology, Xiamen University, Xiamen, China.
Frontiers in microbiology
|August 1, 2025
概括
海洋养殖生态系统中的微生物群落根据季节性变化,受到环境因素和海洋养殖的影响. 秋季显示了最强大的微生物网络,突出了自然循环和人类活动之间的相互作用.
科学领域:
- 海洋微生物学 海洋微生物学
- 生态系统动态生态系统动态
- 生物地质化学循环过程
背景情况:
- 微生物群落对于生物地化学过程至关重要.
- 季节性环境变化会影响微生物的动态,但域间共发生的模式尚不清楚.
- 沿海海洋养殖生态系统是各种微生物相互作用的宿主.
研究的目的:
- 调查微生物群落组成的季节性变化和跨域共发生模式.
- 分析环境变量和水产养殖活动对微生物网络的影响.
- 了解驱动微生物网络稳定性和信息传输的因素.
主要方法:
- 对细菌,pico-protists和nano-protists的高通量测序数据的分析.
- 评估微生物群落的季节性变化.
- 微生物网络特性与环境因素 (温度,溶解氧,盐度) 之间的相关性分析.
主要成果:
- 皮科原生主要是寄生虫,而纳米原生则有更多的混合营养物.
- 微生物群落的季节性转移,主要是由温度,溶解氧和盐度驱动的.
- 微生物网络在秋季表现出最高的稳定性和信息传输效率,这与环境条件和原生虫专业化有关.
- 海洋养殖活动,包括捕捞海藻和养鱼,可能影响了这些季节性变化.
结论:
- 无论是自然的季节性循环还是海洋养殖活动,都在很大程度上影响了沿海生态系统中的微生物物种相互作用.
- 原生体社区的专业化在微生物网络的结构和功能中发挥着作用.
- 了解这些相互作用对于评估管理的海洋环境中的生态系统稳定性和功能至关重要.
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