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季风的奥秘:降雨引起的水文变化对沿海动物浮游生物群落的影响
Tanmoy Nandy1, Sabyasachi Sautya2, Santosh Gaikwad3
1Laboratory for Benthic Ecological Trait Analysis (L-BETA), CSIR-National Institute of Oceanography, Regional Centre, Mumbai, 400053, Maharashtra, India.
Marine environmental research
|February 7, 2026
概括
季风雨显著改变了孟买的沿海水质和动物浮游生物群落. 温度,盐度和营养素的变化会导致copepod组成和热量结构的变化.
科学领域:
- 海洋生态海洋生态学
- 海洋学 海洋学 海洋学
- 动物浮游生物生态生态学
背景情况:
- 季风降雨是热带沿海生态系统季节变化的关键驱动因素.
- 温度,盐度和营养等水文参数受到季风的影响,影响动物浮游生物.
- 了解这些影响对于管理季风影响的沿海环境至关重要.
研究的目的:
- 调查西南季风对沿海水质和动物浮游生物组成的影响.
- 分析动物浮游生物群落结构和功能特征的变化,以应对季风阶段.
- 确定与季风变化相关的关键环境因素和指标物种.
主要方法:
- 在孟买沿海季风前 (早期阶段) 和季风后 (后期阶段) 期间进行采样.
- 分析了水文参数 (温度,盐度,营养) 和动物浮游生物的组成.
- 采用基于统计和生物特征的分析来评估社区的变化和功能结构.
主要成果:
- 在季风阶段之间观察到明显的水文变化和显著的动物浮游生物重组.
- 足动物主导着动物浮游生物群落,它们的组成和功能结构出现了显著的时间变化.
- 温度,盐度和营养素被确定为主要驱动因素,其中11种copepod分类体作为指标物种.
结论:
- 季风水文学有机械联系到沿海生态系统中的动物浮游生物功能生态学.
- 该研究为保护和管理季风影响的海洋环境提供了基础.
- 动物浮游生物群落结构和热带动力学受到季风影响而显著重塑.
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