Massive Fish Die-Off

Massive Fish Die-Off. In 1999, a massive fish die-off occurred in Greifensee, with the entire felchen population succumbing to the lack of oxygen in the water.…

Location: Greifensee, Switzerland, Switzerland

Year:

Category: dark

In 1999, a massive fish die-off occurred in Greifensee, with the entire felchen population succumbing to the lack of oxygen in the water. This event highlighted the severe eutrophication of the lake, which has been a persistent issue due to excessive phosphorus levels. The die-off led to increased efforts to reduce pollution and improve water quality.

Source: Greifensee

Massive Fish Die-Off — Switzerland, Canton of Zurich

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