Read more about the welfare problems on salmon farms via Compassion in World Farming's reports: "In Too Deep: the welfare of intensively farmed fish" and "Closed Waters"
Mechanical lice treatments such as the Thermolicer and Hydrolicer (huge washing machines for lice-infested farmed salmon) have killed tens of thousands of Scottish salmon since 2016. Read more via "Scottish intensive salmon farming plumbs new depths" and "Scottish Salmon's Mort Mountain Leaps Over 10 Million"
Read more about the terrible conditions on salmon farms via "Farmageddon" and "Fish Farmageddon: The Infectious Salmon Aquacalypse"
Tens of thousands of farmed salmon have died on Scottish salmon farms due to overdosing and poisoning with toxic chemicals such as Hydrogen Peroxide and Azamethiphos (not to mention kills of shellfish). Read more via "Scottish Salmon's Mort Mountain Leaps Over 10 Million"
Super-size your Happy Salmon meal with lice infestations and a large portion of infectious diseases? Read more about Scotland's liciest salmon farms online here (note that ca. 70% of Scottish salmon is owned by Norwegian companies and investors).
Salmon crammed in cages are eating alive by sea lice parasites - and can spread lice to wild fish. Read more via "Wild trout ‘eaten alive by sea lice from fish farms’"; "Fish farm lice are killing wild salmon" and "Supermarket salmon riddled with sea lice"
What happens when Alexandra Morton gets 10 minutes on a salmon farm with a GoPro and a pole?
Closed containment operations are certainly not immune to disease and virus problems. Read more via "Virus Alert at 'Cracked' Closed Containment Farm!".
CBC News reported in March 2018: "About 600,000 salmon smolts had to be killed following an outbreak in February of infectious salmon anemia at two land-based fish farms in Nova Scotia".
If closed containment means cramming even more farmed salmon - a migratory species - in a confined space it will be even more of a welfare nightmare. Read more via "Closed Waters: the welfare of farmed fish".
Read more via "Grounded hangar RAS project 'will start again'".
Salmon & Trout Conservation "has been calling for closed containment farming for years". Read more via "BBC’s ‘Fish Farms of the Future’ – Our Comments on Closed Containment".