水产养殖模式在控制潜在有毒元素的存在和沉积物中的生态风险方面的季节性变化上占主导地位
Luna Zhang1,2,3,4, Yuyi Yang5,6, Huabao Zheng1
1Key Laboratory of Soil Contamination Bioremediation of Zhejiang Province, College of Environmental and Resource Sciences, Zhejiang Agriculture and Forestry University, Hangzhou 311300, China.
Toxics
|January 28, 2026
概括
水产养殖模式显著影响沉积物被潜在的有毒元素污染. 与养鱼不同的是,大米-共同种植模式有效降低了这些风险,强调了优化水产养殖实践的重要性.
科学领域:
- 环境科学 环境科学
- 水生生态学 水生生态学
- 地质化学 地质化学
背景情况:
- 沉积物被潜在的有毒元素污染给水产养殖带来了环境挑战.
- 了解影响这些元素分布和生态风险的因素对于可持续水产养殖至关重要.
研究的目的:
- 研究水产养殖模式和季节对沉积物中潜在有毒元素的分布和生态风险的综合影响.
- 为了比较不同水产养殖系统在减轻沉积物污染方面的有效性.
- 确定潜在的有毒元素积累的关键驱动因素.
主要方法:
- 分析不同季节不同水产养殖系统的沉积物样本.
- 对潜在有毒元素 (Mn, Zn, Cr, Cu) 和总的量化.
- 对水产养殖模式和季节性影响对元素分布和生态风险的比较分析.
主要成果:
- (Mn) 是最丰富的元素,其次是 (Zn), (Cr) 和铜 (Cu).
- 水产养殖模式是元素组成的主要决定因素,鱼类养殖增加了积累量,而大米-共同养殖减少了积累量.
- 总被确定为潜在的有毒元素积累的关键驱动因素.
结论:
- 优化水产养殖实践,如实施-共同养殖,对于控制潜在的有毒元素风险比管理季节性变化更有效.
- 加强管理对于降低风险至关重要,特别是在米-类共同种植等系统中.
- 需要有系统的监测和针对优先金属及其驱动因素的综合整治策略.
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