Cytological and biochemical biomarkers in adult female perch (Perca fluviatilis) in a chronically polluted gradient in the Stockholm recipient (Sweden)

•There was a biomarker gradient with Stockholm as a point source of pollution.•The health of perch in central Stockholm was severely impaired.•The perch in central Stockholm may be unfit for human consumption. By measuring a battery of cytological and biochemical biomarkers in adult female perch (Pe...

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Published inMarine pollution bulletin Vol. 81; no. 1; pp. 27 - 40
Main Authors Hansson, Tomas, Baršienė, Janina, Tjärnlund, Ulla, Åkerman, Gun, Linderoth, Maria, Zebühr, Yngve, Sternbeck, John, Järnberg, Ulf, Balk, Lennart
Format Journal Article
LanguageEnglish
Published Kidlington Elsevier Ltd 15.04.2014
Elsevier
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Summary:•There was a biomarker gradient with Stockholm as a point source of pollution.•The health of perch in central Stockholm was severely impaired.•The perch in central Stockholm may be unfit for human consumption. By measuring a battery of cytological and biochemical biomarkers in adult female perch (Perca fluviatilis), the city of Stockholm (Sweden) was investigated as a point source of anthropogenic aquatic pollution. The investigation included both an upstream gradient, 46km westwards through Lake Mälaren, and a downstream gradient, 84km eastwards through the Stockholm archipelago. Indeed, there was a graded response for most of the biomarkers and for the muscle concentrations of ΣPBDE, four organotin compounds and PFOS in the perch. The results indicated severe pollution in central Stockholm, with poor health of the perch, characterised by increased frequency of micronucleated erythrocytes, altered liver apoptosis, increased liver catalase activity, decreased brain aromatase activity, and decreased liver lysosomal membrane stability. Some biomarker responses were lowest in the middle archipelago and increased again eastwards, indicating a second, partly overlapping, gradient of toxic effects from the Baltic Sea.
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ISSN:0025-326X
1879-3363
1879-3363
DOI:10.1016/j.marpolbul.2014.03.001