Commercial fishermen are worried after the release in the Bothnian Sea

On Wednesday, a discharge was discovered on an area of ​​77 square kilometers in the Bothnian Sea, an area approximately as large as the city of Malmö.

Much is still unclear about the large emission, for example which substance it is.

According to the Coast Guard, this type of discharge is becoming more common.

There is great uncertainty about the consequences it may have.

 - We are struggling with large-scale fishing, wind turbines and everything, so this is again a step in the wrong direction, says Dennis Bergman, professional fisherman.