Stressed salmon dies in the heat – News

Hot, dry weather prevents fishermen from surviving in small streams where the water gets very hot, reports P4 West. They are stressed and get sick easier. At Munkedal in Västra Götaland, the fisheries association has found many dead salmon in Örekilsälven, all of which have been exposed to fungal attack

but we have seen more, "says Stefan Rönnberg. Munkedal Fish Breeding Association.

According to Håkan Carlstrand, an investigator with the Fisheries Regulatory Unit at the Sea and Water Authority, fungus attack is not the main problem for salmon. 19659004] The big concern for stocks is dehydration, the disappearance of small streams of water, and it becomes too hot and low in acid. It's then that young fishermen can die and that's something we do not discover as easily, "he says.

Predicts reduced stocks

He estimates that the fall measurements will show a significant drop in the density of water courses. The most exposed fishing grounds are those where the water moves and the temperature at the surface and depth is the same.

The effect will probably be as great as we will be further south. According to Håkan Carlstrand, this salmon density will probably be as high in this generation of salmon, in the next four or five years, according to the growth method,