Martti Lodenius

Ojitusten vaikutuksista kalojen elohopeapitoisuuksiin

Lodenius M. Ojitusten vaikutuksista kalojen elohopeapitoisuuksiin.

English title: The ef­fects of peatland drainage on the mercury contents of fish

Tiivistelmä

The reasons for elevated mercury contents in lakes without any known mercury pollution are discussed and preliminary results about the effects of peatland drainage are presented. Measures increasing the humus content or the acidity of the lakes are assumed in increased the mercury contents of fish. Such measures are water regulation, ditching and drainage operations.

Vastaanotettu 31.10.2017 Julkaistu 1.1.1983

Katselukerrat 407

Saatavilla http://suo.fi/article/9566 | Lataa PDF

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