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多种物种摄入微塑料,但很少反映沙上的沉积物和水污染:生物监测的基准

Leonardo Lopes Costa¹, Ariane da Silva Oliveira², Igor David da Costa³

¹Universidade Estadual do Norte Fluminense Darcy Ribeiro, Laboratório de Ciências Ambientais, Campos dos Goytacazes, Rio de Janeiro, Brazil; Instituto Solar Brasil de Pesquisa e Desenvolvimento - ISOBRAS, Campos dos Goytacazes, Rio de Janeiro, Brazil.

Marine pollution bulletin

|July 3, 2023

概括

海洋动物摄入可疑的微塑料 (SMP). 很少有沙物种有效地对塑料污染进行生物监测,因为摄入量并不总是与环境污染相关. 这凸显了塑料污染评估的挑战.

科学领域:

海洋生物学海洋生物学
环境科学环境科学
生态毒理学生态毒理学

背景情况:

微塑料污染是海洋生态系统日益关注的一个问题.
沙是塑料垃圾积累的重要接口.
需要生物监测器来评估塑料污染对沿海环境的影响.

研究的目的:

为了记录从沙的各种海洋种群中怀疑的微塑料 (SMP) 摄入.
评估宏无脊椎动物和鱼类作为塑料污染的生物监测器的潜力.
确定SMP摄入是否与沉积物和水中的环境污染水平相关.

主要方法:

来自45种已识别的海洋物种的消化道的分析.
在各种种群中量化可疑的微塑料 (SMPs).
生物中的SMP度与沉积物和水中的环境SMP度的比较.

主要成果:

疑似摄入微塑料 (SMP) 的情况最近在10种宏无脊椎动物和12种鱼类中报告.
不同SMP形态型的比例在环境组件和生物之间有所不同.
在12个研究的种群中,10个种群中的SMP度与环境中的SMP度没有线性关系.

结论:

大多数研究的沙物种都摄入塑料聚合物,但很少有可靠的塑料污染生物监测器.
生物摄入量与环境水平之间缺乏线性相关性,使生物监测工作复杂化.
需要进一步的研究来确定沙生态系统中强大的生物监测物种.

关键词:

生物群生物群生物群沿海海岸的海岸线管理管理管理管理塑料污染问题塑料污染问题

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