Spatiotemporal variations and burial fluxes of methylmercury in the sediments of Jiaozhou Bay

Key Points

• Methylmercury burial fluxes show substantial seasonal and spatial variability, influencing marine ecosystems.
• The study recorded methylmercury concentrations ranging from 0.12 to 1.50 µg/g in different sediment layers.
• Assessment using sediment core analysis reveals crucial insights into contamination sources and trends.
• The findings highlight the need for monitoring marine pollution to safeguard ecological health.