PCB 157
formula: C12H4Cl6; CAS Registry Number: 69782-90-7
PCB 157 belongs to the toxicologically relevant group of dioxin-like PCBs (DL-PCBs, also known as WHO-PCBs) that have molecular-biological properties resembling those of dioxins and furans.Toxic equivalency factor according to WHO(2005) (WHO-TEF(2005)): 0.00003
Search data
Specimen
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Bioindicator in rivers and lakes
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As the only viviparous fish in German nearshore waters, it is a bioindicator in nearshore coastal marine ecosystems.
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Inshore, the herring gull mainly feeds from the sea: upon fish, mussels, and crabs.
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A major primary producer in semi-natural and anthropogenic affected ecosystems.
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The roe deer is the most common of the larger herbivores (first order-consumer) to be found in the wild in Europe.
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Student groups with an even number of female and male students at the age of 20 to 29.
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Sampling area
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The only high mountains national park in Germany and an area of the Limestone Alps with international relevance
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Important, old-industrialised conurbation in Germany.
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Main water divide between the North- and Baltic Sea
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Longest river in Germany
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Germany's first national park
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National Park in the largest brackish water (Bodden) habitat of the world.
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National park in the world largest connected sand and mud flats.
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Fourth largest river basin in Central Europe
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Region in the chemical triangle of Central Germany
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Germany's largest forest national park
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Second highest and largest low mountain range in Northern Germany
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Germany's largest connected forest area in a range of low mountains
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The Upper Bavarian Tertiary Uplands are a part of the Southern German Molasse Basin
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Second largest river in Europe
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4 university cities as sampling areas.
Sampling period
1998 - 2023