Salmon farms are increasingly being hit by mass die-offs

Salmon farms are increasingly being hit by mass die-offs

Source: newscientist

3/7/2024

Credit: Berit Roald/EPA-EFE/Shutterstock

Farmed salmon have been dying off en masse more frequently since 2012 and in increasingly large numbers, with millions of fish being wiped out in a single event at some sites. These mass mortality events are commonly caused by stressors such as fluctuating ocean temperatures and poor living conditions, highlighting a need to improve animal welfare practices at salmon farms.

About 70 per cent of salmon sold worldwide is farmed. There are serious concerns about the environmental impact of salmon farming and the welfare of farmed fish, with high mortality rates occurring in fish before they are ready for slaughter.

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