在塞瓦斯托波尔湾外对宏观和介质浮游生物群的环境控制:20年分析
Boris E Anninsky1, Galina A Finenko1, Ahmet E Kideys2
1A.O. Kovalevsky Institute of Biology of the Southern Seas of RAS, 2 Nakhimov Ave., Sevastopol, 299011, Russian Federation.
Marine environmental research
|August 17, 2025
概括
由于气候变暖,黑海动物浮游生物质发生了转移,凝类物种减少,中动物浮游生物增加了15-20%. 种类对海面温度上升的季节性反应有所不同.
科学领域:
- 海洋生态海洋生态学
- 动物浮游生物的动力学
- 气候变化影响气候变化的影响.
背景情况:
- 动物浮游生物对海洋食物网和环境变化指标至关重要.
- 长期动物浮游生物数据有限,阻碍了对生物质波动的理解.
- 黑海动物浮游生物对区域变暖的反应需要详细调查.
研究的目的:
- 评估气候变暖对黑海动物浮游生物质和构成的影响.
- 分析从2002年到2021年的宏观和中介动物浮游生物的跨年动态.
- 了解物种特定的季节性敏感性,以改变海面温度.
主要方法:
- 来自塞瓦斯托波尔湾外架 (2002-2021) 的动物浮游生物质数据的分析.
- 动物浮游生物的动态与海面温度 (SST) 和生物条件的相关性.
- 对不同动物浮游生物群体季节性温度影响的评估.
主要成果:
- 中生浮游生物质增加了15-20%,而凝性浮游生物质生物质减少了.
- 冬季的变暖对水母,恐龙鞭动物和鱼有负面影响.
- 增加的SST对足动物和尾动物产生了积极的影响,早期变暖有利于大型足动物,极端的夏季变暖促进了足动物和小型甲动物.
结论:
- 黑海动物浮游生物群体对区域变暖表现出复杂的,特定于物种的反应.
- 季节性温度变化显著影响动物浮游生物的动态和社区结构.
- 尽管发生了变化,但整体物种组成和总有机碳生物质仍然相对稳定.
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