The bioaccumulation of heavy metal (mercury) in the food chain

Sonja Ketin1, Srdjan Tomic2, Stanko Bulajic2, Sanja Jevtic1, Marko Andrejic3, Rade Vasiljevic1 and Obrad Cabarkapa3
1 Academy of Technical and Art Applied Studies Belgrade (АТUSS), School of Railroad Transport, 14 Zdravka Celara, Serbia
2 University Union Nikola Tesla, School of Engineering Management, Belgrade, Serbia
3 Faculty of Project and Innovation Management prof. PhD “Petar Jovanovic”, Belgrade, Serbia

Abstract

Ketin, S., Tomic, S., Bulajic, S., Jevtic, S., Andrejic, M., Vasiljevic, R. & Cabarkapa, O. (2026). The bioaccumulation of heavy metal (mercury) in the food chain. Bulg. J. Agric. Sci., 32(2), 292–298

The paper shows heavy metal (mercury) concentrations at selected points. The data was collected using the remote sensing method from the EMODnet network. The Mediterranean region was analyzed. The measured values were detected in sediments, water and biota. The paper presents the mechanism of mercury movement in the marine environment. Cases where the toxic effects of mercury were detected in the marine environment are discussed. The impact of mercury pollutants on the food chain in the sea is particularly emphasized. The highest measured mean values of mercury in sediments are in points 10 (71710.51), point 8 (6130.0; 4715.0) and point 5 (37794.0; 36805.0; 35061.0; 18279.0); in the biota at point 1 (311.0); in water at points 3 (0.05), point 6 (0.01), point 5 (0.01), point 4 (0.01) and point 2 (0.01).

Keywords: bioaccumulation; pollutants; environment; mercury; Mediterranean

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